Vapor Retarder and Mutli-Ply Sheets
Whether you are installing an air/vapor retarder to help eliminate moisture from the inside of your building driving into your roofing system or you are installing a multi-ply asphalt sheet base layer for the hybrid roofing system, Sika Roofing has the products you need. Click on the selection below to see if that product meets your project's specific needs.
Product Reference Chart
The Product Reference Chart below provides a quick summary of the vapor retarder products and application.
| Vapor Retarder SA 31 | Vapor Retarder SA 106 | Ply Sheet HA 87 | Vapor Retarder TA 138 Ply Sheet TA 87 | |
|---|---|---|---|---|
| Primer | - Vapor Retarder Primer SB - Vapor Retarder Primer VC - Vapor Retarder Primer WB | - Vapor Retarder Primer SB - Vapor Retarder Primer VC - Vapor Retarder Primer WB | See Sika Adhesive HF PDS | Vapor Retarder Primer TA |
| Application | Self-Adhered | Self-Adhered | Cold Applied | Torch Applied |
| Substrates1 | - Concrete - Steel - Gypsum Decks - Approved Gypsum Boards - Plywood | - Concrete - Steel - Gypsum Decks - Approved Gypsum Boards - Plywood | See Sika Adhesive HF PDS | - Concrete |
| Seams | Self-Adhered | Self-Adhered Side Laps Heat Welded End Laps | Cold Applied | Torch Applied |