---
title: Proofex 3100 Self-Adhesive Bituminous Sheet Membrane
canonical_url: https://fosroc.directory.norg.ai/building-construction-materials/waterproofing-membranes/proofex-3100-self-adhesive-bituminous-sheet-membrane/
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description: Proofex 3100 is a self-adhesive bituminous sheet membrane incorporating a cross-laminated HDPE film used for below-ground and non-exposed waterproofing. Ideal for waterproofing foundations, basements, roofs, retaining walls, tunnels, box culverts, and planter boxes. Features uniform thickness, dimensional stability, and bitumen-to-bitumen seals at longitudinal joins.
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# Proofex 3100 Self-Adhesive Bituminous Sheet Membrane

# Proofex 3100 Self-Adhesive Bituminous Sheet Membrane

Proofex 3100 is a self-adhesive bituminous sheet membrane incorporating a cross-laminated HDPE film used for below-ground and non-exposed waterproofing. Ideal for waterproofing foundations, basements, roofs, retaining walls, tunnels, box culverts, and planter boxes. Features uniform thickness, dimensional stability, and bitumen-to-bitumen seals at longitudinal joins.

**Brand:** Fosroc

[View Product](https://www.fosroc.com.au/product/proofex-3100)