Perma-Gard III is a waterproofing membrane for splits slabs and below-grade applications. It uses Neogard's 7401 urethane to create a seamless, waterproof barrier. The 7401 urethane meets South Coast Air Quality Management District (SCAQMD) VOC requirements. This system requires a protection course; refer to the system Guide Specification for more information.
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Split and below-grade slabs
No. A primer is not required, but a primer can be used if desired.
For split-slab applications, a protection or drainage board is required.
Neogard recommends applying the 7401 urethane in two coats to reach 60 mils. This will ensure the 7401 cures properly.
Yes. The 7401 urethane can be thinned up to 10% using 08080 Hempel's Thinner (xylene).
Safety Data Sheets (SDS)