DOG SOLUTION SPEC SHEETS Silvis Seal™ & Sani-Slope™ Superior Floor Mounting AND Leveling Solution Exclusively from Mason Company. The Silvis Seal™ (patent #8707903 & Australian Patent #2012200-331) and Sani-Slope™ (patent #6152080) are available on the Mason Sani-Kennel’s FRP, Wilsonart and stainless steel isolation panels. SILVIS SEAL™ Patented Silvis Seal™ is a co-extrusion consisting of a rigid vinyl base and two flexible polyvinyl chloride (PVC) sealing ribs. Adhered to the top of the co-extrusion are two strips of 3M VHB double-sided tape. Each seal shall have an additional end blocker consisting...