ALSAN® RS 222 Primer SKU: L-RS001

ALSAN® RS 222 Primer SKU: L-RS001
ALSAN RS 222 Primer is a rapid-setting, proprietary formulation polymethyl methacrylate (PMMA) primer. ALSAN RS 222 Primer is utilized to promote adhesion over asphaltic surfaces, roof cover boards, concrete, masonry, wood and other substrates prior to application of ALSAN RS roofing, waterproofing and flashing systems. ALSAN RS 222 Primer reduces the possibility of staining that can occur with ALSAN RS applied directly over asphaltic built-up roofing, asphaltic coatings or asphaltic residue.
Product Properties
- Overlying Application ALSAN RS
Installation
ALSAN RS 222 Primer is applied via brush or roller. Prior to application, refer to published specifications, guidelines and recommendations for complete application instructions. The applicator is responsible for ensuring conditions are appropriate to proceed with proper application methods.
Testing & Approvals




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First Market Tower – San Francisco, California
Multiple SOPREMA systems were installed on this 23,500 square foot project. From the COLPHENE H hot applied, rubberized asphalt system to the use of ALSAN RS for the complex details, there was a solution for every aspect of this project.
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SOPRASMART® laminated boards combine the roof membrane and coverboard into one installation layer, saving the installer time and labor. This patented product is the first and only in its category, bringing material savings to the equation as well.