Gorilla Coatings Acrylic Roof Coating
NP811 is an acrylic self-plasticizing monolithic roof coating that withstands ultraviolet light, temperature extremes, mildew and normal foot traffic. This flexible membrane will accommodate building movement without cracking or splitting.
RECOMMENDED FOR: Most common sloped roof substrates such as wood, metal, and concrete.
NOT RECOMMENDED FOR: Application over tar based roofing, EPDM rubber or ponding water
SOLIDS BY WEIGHT: 65% (+,-3)
SOLIDS BY VOLUME: 63% (+, - 3)
RECOMMENDED COVERAGE: Coverage depends on surface conditions and application procedures. Normally, 1.5 gallons per 100 sq. ft. of the base coat and 1.5 gallons per 100 sq. ft. of the topcoat combine to achieve the recommended 40-45 mils wet thickness.
THEORETICAL COVERAGE: 33-34 sq. ft. per gallon at recommended millage (applied in two coats)
COLORS: Beige (base coat) and white (topcoat) colors may vary slightly from batch to batch due to variations in feed stock material
RECOMMENDED DRY FILM THICKNESS: 25-30 mils dry thickness will result from applying the recommended 40-45 mils wet thickness (applied in two coats)
PACKAGING: Available in 5 gallon pails (net= 50 pounds, 4.6 gallons approximate) and 55 gallon drums (net= 550 pounds, 51 gallons approximate)
RECOMMENDED SPRAY EQUIPMENT: We recommend using a 218-320 Graco 30:1 ratio pump system or equivalent.
RECOMMENDED TEMPERATURE AND R.H. We recommend applications with temperatures above 50F and Relative humidity below 95% with no rain imminent within 24 hours.
For Safety Data Sheet, Please Download SDS
For Technical Data Sheet, Please Download TDS
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You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.)...
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.