Flex TPO WB Substrate Adhesive - Manual

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Flex Membrane International Corp. 2670 Leiscz’s Bridge Road, Suite 400, Leesport, PA 19533
Tel: (610) 916-9500 Fax: (610) 916-9501 www.FlexRoofingSystems.com
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Product Data Sheet
FLEX TPO WB SUBSTRATE ADHESIVE
PRODUCT DESCRIPTION
Flex TPO WB Substrate Adhesive is a high solids, waterbased adhesive designed for adhering Flex
Fleece Back (FB) TPO Plus roof membranes to a variety of approved substrates. The adhesive is applied
to the substrate at the minimum coverage rate of 100sq.ft. to 120 sq. ft. per gallon and the FB TPO roof
membrane is placed into the wet adhesive. Coverage rate may vary based on the smoothness and porosity
of the substrate.
PRODUCT BENEFITS
● High solids content.
● Clear, flexible films.
● Excellent water resistance.
● Resists alcohol, hydrocarbon solvents.
● High wet tack.
● Non-flammable.
● Adheres to many difficult to bond substrates.
TYPICAL LIQUID PROPERTIES AT 77°F*
Base: Synthetic Resin Copolymer
Color: White
Solids
Weight, % Minimum:
Volume, %:
73.00
69.50
Viscosity (CPS)
Brookfield RVT No. 3 at 20 rpm 2250
Specific Gravity 1.09
Pounds per Gallon 9.10
Flash Point, ºF None
Ph 5.0
*Typical Values: (Based on material tested in our laboratories but variable from sample to sample.
Typical values should not be construed as a guaranteed analysis of any specific lot or specification items.)
APPLICATION
1. The substrates shall be clean, dry and free of all foreign materials.