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SILOXA-TEK 8505: PENETRATING WATER, SALT & OIL REPELLENT A tenacious and versatile sentinel—all the heart of Siloxa-Tek 8500 with added oil resistance. Use with the Lithi-Tek 4500 densifying primer for increased performance and longevity. NO OIL, NO ODOR, NO NONSENSE Defend your concrete from water ingress, deicing salts and oil with confidence. This water-based formula makes oil and grease stains easier to clean, and resists freeze-thaw damage, mold and mildew. It's the perfect sidekick for even the most mobile voyager. GET OIL & GREASE OFF THE STREET Use 8505 on a variety of concrete, brick and masonry applications where oil, grease, mold and mildew are the primary concern. It's easily applied with a low-pressure sprayer, roller or brush, and provides long-lasting ward to help you clean up the scum. DRIES INVISIBLE Imbue your concrete with the power of resistance while preserving the original appearance. Available ready to use or concentrated. Use stand-alone or pair with a densifiying primer to increase performance and abrasion resistance. At a Glance Natural Finish Leaves a clear, natural, invisible finish. (Slight enhancement may occur depending on substrate) 2 Coats Wet-on-Wet Applied in two wet-on-wet coats with a sprayer, roller or brush. Ready to Use Supplied ready to use, no mixing required. Coverage Covers up to 250 square feet per gallon per coat. Two coats recommended. Product Details: Excellent waterproofing - Penetrates deep within the concrete chemically reacting within the pores and capillaries creating a long-lasting hydrophobic surface that beads waterResists staining from oil and grease - Oleophobic fluorocarbon makes oil and grease easier to clean from treated surfaces decreasing maintenance requirements100% breathable - Non-film forming. Allows moisture within the concrete to escape without adverse effects to the sealer. Does not trap moistureReduces moisture intrusion - Resists wind-driven rain, prevents freeze-thaw damage, spalling, pitting and cracking.Resists atmospheric staining - Resists lichen, efflorescence and dirt pick upImproves durability - Prevents capillary uptake of water and the aggressive substances dissolved in itNatural flat finish - Does not change surface appearance, UV stable will not breakdown with light exposureCan be applied to cured, honed and polished concrete - Ideal for horizontal surfaces such as garage floors, compatible with silicate densifiersWater based - Low VOC’s Surface Preparation: New “green” concrete must be properly cured. Concrete should obtain 80% of design strength, typically achieved within 14-28 days. The concrete substrate must be structurally sound and clean of oil, grease, dirt, wax, curing compounds, efflorescence, paints, previous sealers, adhesives and other contaminants that might interfere with the penetration of the sealer. Power wash, acid etch or mechanically scarify as necessary to achieve the desired surface condition. Allow for proper dry time before application. The surface-zone moisture content of the concrete should not exceed 4% wt. Do not apply if standing water is visible. Surface and air temperatures must be at least 40°F during application. Surface and air temperatures should not exceed 95°F. Do not apply when temperatures are expected to fall below 32°F within 8 hours or when rain is expected within 12 hours following application. Keep material from freezing. If freezing conditions exist before application, let the substrate thaw before application. Do not apply during inclement weather or when inclement weather is expected within 12 hours. Crack, patching and expansion joint sealants can be applied before or after application; always test for compatibility and adhesion. Protect people, property, vehicles, window glass, roofing materials, plastic products, shrubbery, landscaping and all surfaces not set for treatment from overspray. Application - Ready to Use: Always test a small area before application to ensure desired performance, aesthetics, coverage rates and to verify application technique. Let test area dry thoroughly, 5-7 days, before inspection. Mix thoroughly prior to use. To prevent separation of formula, we recommend shaking periodically (every 3-5 minutes) during the application process. Do not dilute or alter material for purposes other than specified. Two wet-on-wet coats are needed to ensure complete coverage. Apply with a roller, brush or low-pressure non-atomizing sprayer. Apply to saturation and let the first coat penetrate for 5-10 minutes then reapply a second coat in the same saturating manner. Less material will be needed for the second coat. Roll or broom out any puddles until the sealer penetrates the substrate. If it starts to rain, stop treatment and cover the impregnated areas. Dry Time: Typical drying time is 4-6 hours at 70°F and 50% relative humidity. Cooler temperatures or higher relative humidity can extend the drying time. Treated surfaces will be ready for pedestrian and vehicle traffic within 24 hours. Water repellency will continue to develop within 7 days of application. Clean Up: Clean equipment, tools and surfaces with hot soapy water. Unused or old material may be disposed of in a waste disposal site in accordance with local, state and federal laws. Precautions/Safety: Avoid contact with skin, eyes and clothing, do not take internally. Use appropriate safety equipment during application and handling. Please refer to the safety data sheet (SDS) for additional precautionary instructions before use. Best Performance: Proper application is the responsibility of the user. Will not inhibit water penetration through unsound or cracked surfaces with defective flashing, caulking or structural waterproofing. Spills should not be allowed to sit for extended periods of time, clean all spills in a timely manner. Make sure the most current versions of product data sheets and safety data sheets are being used. Coverage: 1 coat: 150 - 400 square feet per gallon. 2 coats: 75 - 200 square feet per gallon. Variations in texture and porosity of substrate will affect the coverage and performance of the product.
An industrial-grade, water-based, silane/siloxane engineered to reduce water and moisture intrusion, protect concrete from deicing salts and chlorides, and resist staining from oil and fluids.
Prevents deicing salt/chloride damage, freeze thaw damage, spalling, pitting, cracking, dirt pick up
Resits staining from oils, auto fluids etc.
Reduces moisture intrusion, water ingress and water vapor transmission
Excellent penetration, easy application, no appearance change, low VOCs, water beading effect
I wanted a sealer that would stand up to a family of 4 abusing the concrete countertops. This one seems to be holding up very well so far. We precast our concrete tops and polished to 1000 grit. Used a 3/8" nap 6inch roller to spread and the tops soaked it right up. Second coat went on as easy as the first. 2 parties later one was spaghetti and one was tacos and not a single stain. The heat from the nescos and crock pots did not effect anything. Generally very happy and time will tell how long this sealer will last untill recoat. But o can say this sealer is better then the other one we used for our other tops.