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Q-20 Premium SBS Flashing Cement
A heavy-bodied SBS polymer-modified trowel-grade wet/dry formula asphaltic cement.
Combining select refined asphalt, prime solvents, wet-surface additives, SBS (styrene-butadiene-styrene) rubberized polymers and extra-strength interlocking fibers, this material is precisely blended into a smooth thixotropic high-performance material.
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- Elastomeric properties promote expansion and contraction with the SBS-modified bitumen membrane.
- 100% ASBESTOS FREE.
- Ideal for use in adhering SBS-modified bitumen membrane flashings and laps.
- May also be used for fiberglass built-up roofing system flashing applications.
- Surface to be treated should be free of dirt, dust, oil, and other debris. Prime all metal, concrete, and masonry surfaces with TAM-PRO Quick Dry Primer prior to use.
- Apply TAM-PRO SBS Flashing Cement directly from the container with a trowel or knife at a rate of 1 gallon per 12.5 square feet when applied at 1/8" thickness.
- Mechanical fasteners should be used to fasten the modified bitumen membrane per generally accepted roofing application guidelines on vertical or sloped flashings. Check membrane manufacturer's application recommendations.
- For cold-weather application, store at room temperature for 24 hours prior to use.
- Not for use with APP (atactic polypropylene) or membranes that have a plastic or polypropylene backing.
Trowel application
1 gallon per 12.5 square feet when applied at 1/8" thickness
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