Cleaners & Paint Strippers
These products have been specially formulated to gently and effectively rid masonry of dirt, grime, stains, paints, and other material build-up while maintaining the integrity of the substrate.
R-97 Water Repellent
R-97
R-97 conforms to all VOC regulations, does not effect the appearance or vapor permeability of the substrate, and will not harm glass. R-97 can be applied to brick, grout, unpolished marble, limestone, tile, and other masonry surfaces. Dries clear on surface. Creates an easily cleanable surface for dirt, oil, grime, tar, soil, etc. Due to its water-based composition, R-97 is odorless and leaves a natural finish (no sheen) on the surface. R-97 works by penetrating into the substrate. It is not topical. After being absorbed, R-97 establishes a powerful chemical network within the substrate pores, keeping moisture and oil out. In addition to keeping treated surfaces dry and making it easy to clean, R-97 does not block the pores, permitting essential vapor transmission. 97% permeable formula keeps out water while letting harmful water vapor migrate out, preventing freeze/thaw failures and deterioration.
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Product Highlights
- Contains no VOC's
- Doesn't change the appearance of the substrate
- Odorless
- UV Stable
- Alkali resistant
- Coverage Rate (approximately 200 to 300 sq ft per gallon)
- Cost effective
- Single Application
- Non-Flammable
- Worker Friendly
- No effect on vapor permability of substrate
Application Procedures
Single Application-Always prepare a test area prior to full application.
masonRE® Latex 20
The masonRE® Latex 20 is formulated with natural rubber and intended for the removal of dirt and grime on limestone, sandstone, marble, concrete, plaster, brick and terra cotta. The product is designed for interior and exterior use on structures. Peelable latex cleaner ends dependency on use of acids.
Acid based cleaners can leave salts in the masonry which cause accelerated deterioration. masonRE® Latex 10 & 20 contain no acids, eliminating the need for protective gear, repeated rinsing and protection of slantings, etc.
masonRE® B
The masonRE® B is a gel based cleaner for the removal of carbon staining, dirt, and grime on limestone, marble, concrete & stucco. The product is designed for exterior use on buildings and monuments.
masonRE® G
The masonRE® G is a gel based cleaner for the removal of black staining, dirt, and grime on sandstone, granite, terra cotta and brick. The product is designed for exterior use on buildings and monuments.
masonRE® TC
Remove Severe Staining, Dirt, & Grime
The masonRE® TC is a gel based cleaner intended for the removal of severe black carbon staining, dirt, and grime on sandstone, unpolished granite but is specially designed for use on terra cotta. The product is designed for exterior use on buildings and monuments.
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Product Highlights
- Short dwell time
- Gel clings to vertical surfaces
- Brush or roll apply
Application Procedures
Test Area
Always prepare a test area prior to full application. This will indicate the time required for project completion and suitability of product for effective cleaning of the substrate. Additionally, specific jobsite consumption rates can be calculated after the test area is completed.
Equipment & Tools
This product is designed to be applied by brush or roller. Other equipment required: masking tape, plastic (polyethylene) sheet, should be used for protecting surfaces not to be treated with masonRE® TC.
Preparation
Masking: Cover / protect areas where cleaning is not desired, including adjoining surfaces where over spray may travel. Plastic (polyethylene) sheets make a very effective barrier. The masonRE® TC will not harm most aluminum and glass surfaces but protection is recommended! Plants should be covered before, during and after application.
Mixing: If the product appears to have separated, thoroughly mix the masonRE® TC with a drill until it becomes homogeneous once again. DO NOT SHAKE. DO NOT DILUTE.
Application
Apply a thick, even layer of masonRE® TC onto a wet/damp substrate.
Dwell Time
The time required for the masonRE® TC to adequately clean a substrate can range from 15-90 minutes. If product begins to dry a second layer may be applied directly on top of the existing one. Apply test panels to determine the dwell time prior to full application of product. DO NOT ALLOW PRODUCT TO COMPLETELY DRY ON SUBSTRATE.
Removal
After allowing the product to dwell, rinse the surface with copious amounts water (pressure washer).
Temperature
Surface temperatures should be 40° to 95°F (5° to 32°C). The product performs effectively at lower temperatures (even at 40°F, 5°C), but the dwell time increases. DO NOT ALLOW PRODUCT TO FREEZE.
Safety Requirements
Proper safety procedures should be followed at all times while handling this product. Refer to the Material Safety Data Sheet for important health/safety information before use. The masonRE® TC is slightly acidic gel. It is essential to wear protective clothing and glasses while using this product.
Packaging and Coverage
Packaging: 44 lb. (20 kg) pails
The product is engineered for thick film build up on vertical and overhead surfaces. Minimum wet film thickness should be 0.5 mils (500 microns). Typical coverage is approximately 350 to 500 sq. ft. / unit (smooth surface)
| Technical Data | |
| Appearance | Thick clear gel |
| Specific Gravity | 1 |
| Boiling Point | Not specified |
| pH | 3.0–4.0 |
| VOC content | 0% |
masonRE® S-301
Paint Stripper
This water based paint remover is biodegradable, non-toxic, user friendly and environmentally safe. It is extremely effective in removing the toughest industrial coatings like epoxies and urethanes from metal and concrete. S-301 will effectively lift urethanes, latex, alkyd paints, lead based paints and varnish as well as most two-component epoxy coatings and fusion bonded epoxies from all types of substrates, including steel, aluminum, metal alloys, concrete, and masonry.
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Product Highlights
- Water Based
- Fully Biodegradable
- Non Flammable
- Contains no TAPs or HAPs (Toxic/Hazardous Air Pollutants)
- Non-carcinogenic, non-toxic
- Easy clean up with running water
- Low VOCs
- Non-ozone delpeting
- Not regualted by authorities for worker health and safety
- Low and inoffensive odor
Application Procedures
Test Area
Always prepare a test area prior to full application. This will indicate the time required for project completion and suitability of product for the paint and the substrate.
Equipment and Tools
This product is engineered for airless spray application. Use only airless equipment with chemical resistant packing, such as a Titan 440i or larger pump. Even the smallest airless sprayer is capable of spraying this product. Equip the sprayer with a tip size of 0.019 inches or larger. (Example: a 519 or 425 tip). Other equipment: brushes, rollers, scraper, masking tape, plastic (polyethylene) sheet, pressure washer, electric drill with mixer, empty pails for clean-up, water. Roller application should be used ONLY for horizontal surfaces.
Preparation
MASKING: Cover / protect areas where stripping is not desired, including adjoining surfaces where over spray may travel. Plastic (polyethylene) sheets make a very effective barrier. If using masking tape, apply two layers of tape and remove the top layer immediately after application as the remover may soak through the tape, damaging paint under it. Plants should be covered or washed thoroughly before and during application.
MIXING: If on visual examination, water appears to have separated out of the product, thoroughly mix the stripper with a drill until it becomes homogeneous once again. DO NOT SHAKE. DO NOT DILUTE.
EQUIPMENT: Ensure application equipment is free of any previously applied products or chemicals or solvents (especially mineral spirits).
Application
Apply a thick, even layer of stripper onto the coating being removed. An airless sprayer is the most effective means of application. Always start the sprayer pump at the lowest pressure setting and slowly build up the pressure until an adequate fan pattern has been generated. The minimum wet film thickness should be 15 mils (300 microns). The stripper must be applied 30%-50% thicker than the coating to be removed, i.e., 10 mils of coating requires 13-15 mils of stripper to be removed effectively. High pressure is neither required nor desired. High pressure and narrow tip sizes will break the stripper's emulsion and will reduce its effectiveness. When trying to build up films thicker than 30 mils (600 microns), it is advisable to build the stripper film in two separate applications. First apply a light coat of approximately 10 mils (250 microns), allow it to dwell for about 30 minutes and then build the rest of the stripper film thickness in the second application. Once applied, leave the stripper alone, as agitation slows down penetration. Brushing and rolling should be avoided because these methods produce a lower film build and inconsistent thickness of stripper. Do not let Stripper freeze!
Dwell Time
The time required for penetration varies according to the type of paint, and the temperature. Most paint systems require 1 to 6 hours. Leave the stripper overnight for best results.
Re-Application
When there are multiple layers of paint, it is quite likely that there is poor intercoat adhesion between some layers. Premature lifting may occur at this interface. If this happens, remove the lifted layers and reapply the stripper. Do not allow the stripper to dry out. The stripper is designed to remain wet and effective over extended periods of time (up to 48 hours), but excessive sunshine, windy conditions or insufficient stripper thickness can cause early drying. If the stripper starts to dry, reapply a light coating and allow extra time for completion
Removal and Cleanup
Removal of lifted paint can be completed by scraper, squeegee, wet/dry vacuum suction system or by pressure wash. The stripped surface must be rinsed with water or denatured alcohol to remove all chemical residues before repainting. Collect lifted paint and dispose of in accordance with local government regulations. Do not collect and/or store removed paint and stripper waste residue in metal containers. Clean up spray equipment by running water or denatured alcohol through the equipment soon after the spraying has been completed.
Safety Requirements
Proper safety procedures should be followed at all times while handling this product. Refer to the Material Safety Data Sheet for important health/safety information before use.
Limitations
Surface temperatures should be 65° to 95°F (20° to 32°C). The product performs effectively at lower temperatures (even at 32°F, O°C), but the dwell time increases.
Packaging and Coverage
Packaging: 5-gallon pails
The product is engineered for thick film build up on vertical and overhead surfaces. The desirable wet film thickness of stripper is approximately one and a half times the dry film thickness of the paint. Minimum wet film thickness should be 15 mils (300 microns). The stripper must be applied 30%-50% thicker than the coating to be removed, i.e., 10 mils of coating requires 13-15 mils of stripper to be removed effectively. Typically, coverage is approximately 40 to 90 sq. ft./ US gallon (1 to 2.2 sq. m/L)
| Technical Data | |
| Appearance | Orange foamed emulsion |
| Specific Gravity | 1.01 |
| Boiling Point | 100°C 212°F |
| Freezing Point | 0°C 32°F |
| pH (direct reading) | 2.0–3.0 |
| VOC content | 121g/L°1.01 lbs./gal |
| Flash point | 176°F |
| Viscosity (cPs) | 5,000–15,000 |
masonRE® S-303
Paint Stripper
This water based paint remover is biodegradable, non-toxic, user friendly and environmentally safe. It is extremely effective in removing the toughest industrial coatings like urethanes and alkyds from brick, wood and other architectural surfaces. S-303 Architectural PS will effectively lift urethanes, latexes, alkyd paints, lead based paints and varnish as well as most graffiti from many types of substrates, including wood, masonry, brick, concrete and other porous and nonporous surfaces found in architectural structures.
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Product Highlights
- Water Based
- Fully Biodegradable
- Non Flammable
- Contains no TAPs or HAPs (Toxic/Hazardous Air Pollutants)
- Non-carcinogenic, non-toxic
- Easy clean up with running water
- Low VOCs
- Non-ozone delpeting
- Not regualted by authorities for worker health and safety
- Low and inoffensive odor
Application Procedures
Test Area
Always prepare a test area prior to full application. This will indicate the time required for project completion and suitability of product for the paint and the substrate.
Equipment and Tools
This product is engineered for airless spray application. Use only airless equipment with chemical resistant packing, such as a Titan 440i or larger pump. Even the smallest airless sprayer is capable of spraying this product. Equip the sprayer with a tip size of 0.019 inches or larger. (Example: a 519 or 425 tip). Other equipment: brushes, rollers, scraper, masking tape, plastic (polyethylene) sheet, pressure washer, electric drill with mixer, empty pails for clean-up, water. Roller application should be used ONLY for horizontal surfaces.
Preparation
MASKING: Cover / protect areas where stripping is not desired, including adjoining surfaces where over spray may travel. Plastic (polyethylene) sheets make a very effective barrier. If using masking tape, apply two layers of tape and remove the top layer immediately after application as the remover may soak through the tape, damaging paint under it. Plants should be covered or washed thoroughly before and during application.
MIXING: If on visual examination, water appears to have separated out of the product, thoroughly mix the stripper with a drill until it becomes homogeneous once again. DO NOT SHAKE OR DILUTE.
EQUIPMENT: Ensure application equipment is free of any previously applied products or chemicals or solvents (especially mineral spirits).
Application
Apply a thick, even layer of stripper onto the coating being removed. An airless sprayer is the most effective means of application. Always start the sprayer pump at the lowest pressure setting and slowly build up the pressure until an adequate fan pattern has been generated. The minimum wet film thickness should be 15 mils (300 microns). The stripper must be applied 30%-50% thicker than the coating to be removed, i.e., 10 mils of coating requires 13-15 mils of stripper to be removed effectively. High pressure is neither required nor desired. High pressure and narrow tip sizes will break the stripper's emulsion and will reduce its effectiveness. When trying to build up films thicker than 30 mils (600 microns), it is advisable to build the stripper film in two separate applications. First apply a light coat of approximately 10 mils (250 microns), allow it to dwell for about 30 minutes and then build the rest of the stripper film thickness in the second application. Once applied, leave the stripper alone, as agitation slows down penetration. Brushing and rolling should be avoided because these methods produce a lower film build and inconsistent thickness of stripper. Do not let Stripper freeze!
Dwell Time
The time required for penetration varies according to the type of paint, and the temperature. Most paint systems require 1 to 6 hours. Leave the stripper overnight for best results.
Re-Application
When there are multiple layers of paint, it is quite likely that there is poor intercoat adhesion between some layers. Premature lifting may occur at this interface. If this happens, remove the lifted layers and reapply the stripper. Do not allow the stripper to dry out. The stripper is designed to remain wet and effective over extended periods of time (up to 48 hours), but excessive sunshine, windy conditions or insufficient stripper thickness can cause early drying. If the stripper starts to dry, reapply a light coating and allow extra time for completion.
Removal and Cleanup
Removal of lifted paint can be completed by scraper, squeegee, wet/dry vacuum suction system or by pressure wash. The stripped surface must be rinsed with water or denatured alcohol to remove all chemical residues before repainting. Collect lifted paint and dispose of in accordance with local government regulations. Do not collect and/or store removed paint and stripper waste residue in metal containers. Clean up spray equipment by running water or denatured alcohol through the equipment soon after the spraying has been completed.
Safety Requirements
Proper safety procedures should be followed at all times while handling this product. Refer to the Material Safety Data Sheet for important health/safety information before use.
Limitations
Surface temperatures should be 65° to 95°F (20° to 32°C). The product performs effectively at lower temperatures (even at 32°F, O°C), but the dwell time increases.
Packaging and Coverage
Packaging: 5-gallon pails
The product is engineered for thick film build up on vertical and overhead surfaces. The desirable wet film thickness of stripper is approximately one and a half times the dry film thickness of the paint. Minimum wet film thickness should be 15 mils (300 microns). The stripper must be applied 30%-50% thicker than the coating to be removed, i.e., 10 mils of coating requires 13-15 mils of stripper to be removed effectively. Typically, coverage is approximately 40 to 90 sq. ft./ US gallon (1 to 2.2 sq. m/L).
| Technical Data | |
| Appearance | Yellow foamed emulsion |
| Specific Gravity | 1.00 |
| Boiling Point | 100°C 212°F |
| Freezing Point | 0°C 32°F |
| pH (direct reading) | 8.0–9.0 |
| VOC content | 215g/L°1.79 lbs./gal |
| Flash point | 100°C 212°F |
| Viscosity (cPs) | 3,000–12,000 |
masonRE® S-305
Paint Stripper
This water based paint remover is biodegradable, non-toxic, user friendly and environmentally safe. It is extremely effective in removing the tough, high performance coatings. S-305 Heavy Duty PS will effectively lift highly cross-linked urethane amd epoxy top coats and primers, alkyds, non-skid coatings (100% solid content) and the toughest of industrial coatings. It is also capable of lifting fuel resistant primers, inorganic zinc primers and coal tar epoxies.
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Product Highlights
- Water Based
- Fully Biodegradable
- Non Flammable
- Contains no TAPs or HAPs (Toxic/Hazardous Air Pollutants)
- Non-carcinogenic, non-toxic
- Easy clean up with running water
- Low VOCs
- Non-ozone depleting
- Not regulated by authorities for worker health and safety
- Low and inoffensive odor
Application Procedures
Test Area
Always prepare a test area prior to full application. This will indicate the time required for project completion and suitability of product for the paint and the substrate.
Equipment and Tools
This product is engineered for airless spray application. Use only airless equipment with chemical resistant packing, such as a Titan 440i or larger pump. Even the smallest airless sprayer is capable of spraying this product. Equip the sprayer with a tip size of 0.019 inches or larger. (Example: a 519 or 425 tip). Other equipment: brushes, rollers, scraper, masking tape, plastic (polyethylene) sheet, pressure washer, electric drill with mixer, empty pails for clean-up, water. Roller application should be used ONLY for horizontal surfaces.
Preparation
MASKING: Cover / protect areas where stripping is not desired, including adjoining surfaces where over spray may travel. Plastic (polyethylene) sheets make a very effective barrier. If using masking tape, apply two layers of tape and remove the top layer immediately after application as the remover may soak through the tape, damaging paint under it. Plants should be covered or washed thoroughly before and during application.
MIXING: If on visual examination, water appears to have separated out of the product, thoroughly mix the stripper with a drill until it becomes homogeneous once again. DO NOT SHAKE OR DILUTE.
EQUIPMENT: Ensure application equipment is free of any previously applied products or chemicals or solvents (especially mineral spirits).
Application
Apply a thick, even layer of stripper onto the coating being removed. An airless sprayer is the most effective means of application. Always start the sprayer pump at the lowest pressure setting and slowly build up the pressure until an adequate fan pattern has been generated. The minimum wet film thickness should be 15 mils (300 microns). The stripper must be applied 30%-50% thicker than the coating to be removed, i.e., 10 mils of coating requires 13-15 mils of stripper to be removed effectively. High pressure is neither required nor desired. High pressure and narrow tip sizes will break the stripper's emulsion and will reduce its effectiveness. When trying to build up films thicker than 30 mils (600 microns), it is advisable to build the stripper film in two separate applications. First apply a light coat of approximately 10 mils (250 microns), allow it to dwell for about 30 minutes and then build the rest of the stripper film thickness in the second application. Once applied, leave the stripper alone, as agitation slows down penetration. Brushing and rolling should be avoided because these methods produce a lower film build and inconsistent thickness of stripper. Do not let Stripper freeze!
Dwell Time
The time required for penetration varies according to the type of paint, and the temperature. Most paint systems require 1 to 6 hours. Leave the stripper overnight for best results.
Re-Application
When there are multiple layers of paint, it is quite likely that there is poor intercoat adhesion between some layers. Premature lifting may occur at this interface. If this happens, remove the lifted layers and reapply the stripper. Do not allow the stripper to dry out. The stripper is designed to remain wet and effective over extended periods of time (up to 48 hours), but excessive sunshine, windy conditions or insufficient stripper thickness can cause early drying. If the stripper starts to dry, reapply a light coating and allow extra time for completion.
Removal and Cleanup
Removal of lifted paint can be completed by scraper, squeegee, wet/dry vacuum suction system or by pressure wash. The stripped surface must be rinsed with water or denatured alcohol to remove all chemical residues before repainting. Collect lifted paint and dispose of in accordance with local government regulations. Do not collect and/or store removed paint and stripper waste residue in metal containers. Clean up spray equipment by running water or denatured alcohol through the equipment soon after the spraying has been completed.
Safety Requirements
Proper safety procedures should be followed at all times while handling this product. Refer to the Material Safety Data Sheet for important health/safety information before use.
Limitations
Surface temperatures should be 65° to 95°F (20° to 32°C). The product performs effectively at lower temperatures (even at 32°F, O°C), but the dwell time increases.
Packaging and Coverage
Packaging: 5-gallon pails
The product is engineered for thick film build up on vertical and overhead surfaces. The desirable wet film thickness of stripper is approximately one and a half times the dry film thickness of the paint. Minimum wet film thickness should be 15 mils (300 microns). The stripper must be applied 30%-50% thicker than the coating to be removed, i.e., 10 mils of coating requires 13-15 mils of stripper to be removed effectively. Typically, coverage is approximately 40 to 90 sq. ft./ US gallon (1 to 2.2 sq. m/L)
| Technical Data | |
| Appearance | Blue foamed emulsion |
| Specific Gravity | 1.03 |
| Boiling Point | 100°C 212°F |
| Freezing Point | 0°C 32°F |
| pH (direct reading) | 3.0–4.0 |
| VOC content | 76g/L°.639 lbs./gal |
| Flash point | 100°C 212°F |
| Viscosity (cPs) | 4,000–11,000 |
masonRE® S-307
Graffiti Remover
This cleaning agent is engineered to clean up graffiti without damaging most original underlying paints or masonry surfaces. Environmentally safe and easy to use, it is a clear, non-toxic and biodegradable liquid with an inoffensive odor. S-307 Graffiti Remover effectively lifts grease, wax, crayon, tape residue, felt markers, pen inks and other problem substances from a variety of masonry substrates.
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Product Highlights
- Will not fog or streak Plexi-glass, Lexan or glass
- Will not damage most underlying protective paints
- Fully Biodegradable
- Non Flammable
- Non-carcinogenic, non-toxic
- Easy clean up with running water
- Low VOCs
- Not regulated by authorities for worker health and safety
- Low and inoffensive odor
- Will not burn skin
Application Procedures
Test Area
Always prepare a test area prior to full application. This will indicate the time required for project completion and suitability of product for the paint and the substrate.
Preparation
Ensure that all areas not to be cleaned are suitably protected. Apply a small test application to determine proper dwell times, effect if any, on underlying paint/substrate, final removal and clean up methods. The product should not be diluted and does not need any mixing before application. Do not pre-wash the surface to be cleaned before application of S-307 Graffiti Remover.
Application
Apply a generous amount of S-307 by spray, brush, roller or a rag to fully saturate the problem substance to be removed. A brush or roller can be utilized for application over small areas. Larger areas will require a small hand pump, weed sprayer or conventional spray equipment capable of producing a fine atomized spray. Do not let Stripper freeze!
Dwell Time
The time required to remove or soften graffiti, depends on the type of paints, number of layers of paint and temperature of the substrate. Most graffiti will soften within ten minutes. Do not let any application stay on for more than fifteen minutes. Depending on underlying paint type, some paints may be softened or de-glossed. If the job has not been completed, wipe off the softened graffiti / over- spray with a cotton cloth and reapply the S-307.
Removal and Cleanup
For small areas; removal of residue can be completed by wiping with a dry cotton cloth, followed by a warm or soapy water rinse. For larger surfaces, removal can be accomplished by pressure washing at approximately 600 psi with fresh water. For rough surfaces, a nylon bristle brush may be required to break up graffiti. Greater pressure from the pressure washer (1000-1200 psi) may also be required.
Safety Requirements
Proper safety procedures should be followed at all times while handling this product. Refer to the Material Safety Data Sheet for important health/safety information before use.
Limitations
Ambient and surface temperatures should be 65° to 95°F (20° to 32°C). The product performs effectively at lower temperatures (even at 32°F, O°C), but the dwell time increases.
Packaging and Coverage
S-307 Graffiti Remover is available in 5 gallon pails. The product is engineered for thick film build up on vertical and overhead surfaces. The desirable wet film thickness of stripper is approximately one and a half times the dry film thickness of the paint. Minimum wet film thickness should be 15 mils (300 microns). Coverage is approximately 40 to 90 sq. ft./ US gallon (1 to 2.2 sq. m/L)
| Technical Data | |
| Appearance | Clear liquid |
| Specific Gravity | .98 |
| Boiling Point | 115°C 239°F |
| Freezing Point | -15°C 14°F |
| pH (direct reading) | N/A |
| VOC content | 161g/L°1.36 lbs./gal |
| Flash point | 80°C 176°F |
| Viscosity (cPs) | 25–200 |
masonRE® S-309
Green Etch
This water based etching compound is specifically designed to provide a surface profile on green and mature concrete. Etching is often a prerequisite for application of a high performance paint/coating system. S-309 is suitable for treating vertical and horizontal surfaces.
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Product Highlights
- Water Based
- Fully Biodegradable
- Non Flammable
- Contains no TAPs or HAPs (Toxic/Hazardous Air Pollutants)
- Non-carcinogenic, non-toxic
- Easy clean up with running water
- Low VOCs
- Non-ozone depleting
- Not regulated by authorities for worker health and safety
- Low and inoffensive odor
Application Procedures
Test Area
Always prepare a test area in an inconspicuous area prior to full application.
Preparation
Ensure that all areas not to be etched are suitably protected. Ensure that all areas to be etched are clean, dry and free of oil and grease. DO NOT DILUTE.
Application
Apply desired thickness of S-309, as determined by your test patch, by brush, 1/2 inch nap roller or a rag to fully cover the concrete surface. After 15 minutes, agitate with a broom to allow new gel to contact the surface and provide a deeper etch. DO NOT DILUTE. DO NOT SPRAY. Do not let Green Etch freeze.
Dwell Time
The time required to etch the concrete depends on the type and age of the concrete. Most concrete will be etched within 20 to 30 minutes. Rinse the product off as soon as an adequate etch has been achieved.
Removal
For small relatively smooth areas, removal of residue can be completed by wiping with a dry cotton cloth, followed by a warm soapy water rinse. For larger surfaces, the majority of removal can be accomplished by using a nylon bristled push broom or a floor squeegee, then washing the rest with running water.
Temperature
Ambient and surface temperatures should be in the range of 20° to 32°C (68° to 89°F). The product performs effectively at lower temperatures (even at 32°F° 0°C) but the dwell time increases.
Safety Requirements
Wear rubber gloves and eye protection. Avoid ingestion or contact with skin or eyes. Wear personal protective equipment. When spraying wear NIOSH/MSHA approved respirator. Do not expose to bare metal.
Packaging and Coverage
S-309 Green Etch is available in 5 gallon pails. Coverage: Depending on the substrate, the coverage rate normally falls between 200 to 300 square feet per gallon.
| Technical Data | |
| Appearance | Thick green gel |
| Specific Gravity | 1.2 |
| Boiling Point | 100°C 212°F |
| Freezing Point | -20°C -4°F |
| pH (direct reading) | 1.0–2.0 |
| VOC content | 0% |
| Flash point | Does not flash |
| Viscosity (cPs) | 1000–1500 |
masonRE® S-311
Waste Paint Hardener
Waste Paint Hardener Dry paint, whether on waste wallboard, woodwork, or any other "painted" material, is disposed of everyday in landfill sites across North America. Most landfill sites do not accept latex paint in liquid form. Using all your paint is your best option, but an environmentally safe alternative is now available.
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Product Highlights
- Quickly hardens latex and acrylic paints or stains and water based liquid products
- Works great for paint spills
Alkali Stain Poultice
Safely Remove Alkali Stains
Easy to use poultice that safely removes alkali stains. Can be applied without the need to cover with plastic. Simply scrape off after 24 hours and dispose of in normal trash containers. Repeated application may be necessary to pull all of the stain out.
News Story
Cathedral Stone Adds New No-VOC Water Repellent to Protect Masonry
Cathedral Stone Products has announced its latest innovation in masonry preservation—R-97 Water Repellent. The new product universally complies with all volatile organic compound regulations issued by cities and states across the United States, says the company.