
ISI Building ProductsViper® II 10-mil “Class C” Under-Slab Vapor Retarder
- Human Health
- 07 26 16 Below-Grade Vapor Retarders
- Low VOC
- Below-Grade Wall, Structural Members
- Self Adhered
- Polyolefin
Applications
Vapor Air & Water Barriers

Got Questions?
Acelab's team of vetted architects can advise you on your research or get you in touch with a product rep.

Unlock all product data with a free Acelab account
With your Acelab account, you can:
View performance and comparisons
Download specs, technical docs, and CAD/BIM files
Access expert live chat for this product