Under Slab

Under Slab Membranes – Protect Foundations with Advanced Vapor & Moisture Barriers

Our selection of under slab membranes offers robust protection against moisture, vapor, and radon gas intrusion beneath concrete slabs. Engineered for durability and compatibility with modern high-performance building practices, these membranes help maintain structural integrity, improve indoor air quality, and support airtight, energy-efficient foundations.

Features include:

  • High puncture and tear resistance for durability under heavy concrete loads

  • Vapor and radon gas impermeability for indoor environment protection

  • Easy installation with welded seams and compatibility with perimeter membranes

  • Compatible with Passive House, LEED, and other green building certifications

  • Available in various thicknesses and material types (HDPE, TPO, etc.)

1 - 4 of 4 Products
STEGOCRAWL® Term Bar
Stego Industries
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$3.07 CAD
500+ In Stock
1 SKU
STEGOCRAWL® Wrap 15-Mil Vapor Barrier
Stego Industries
StegoCrawl-NEW-LOTB-Logo-1.png
from $514.65 CAD
50+ In Stock
2 SKUs
STEGOCRAWL® Wrap 10-Mil Vapor Barrier
Stego Industries
StegoCrawl-NEW-LOTB-Logo-1.png
$440.19 CAD
20 In Stock
1 SKU
STEGOCRAWL® Wrap 6-Mil Vapor Barrier
Stego Industries
StegoCrawl-NEW-LOTB-Logo-1.png
$438.00 CAD
1 SKU