SpiderWeb™ II Uncoupling Mat

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The SpiderWeb™ II Uncoupling Mat is a waterproof, vapor-proof uncoupling membrane used for crack-isolation in most tile, porcelain or natural stone installations. It can be applied over challenging substrates such as green concrete and single-ply supported floors.

Its heat-welded fleece on both the top and bottom lock mortar onto the mat for a strong, reliable tile installation. SpiderWeb II is engineered with a sacrificial layer that shears away, or uncouples, when exposed to excessive substrate movement, absorbing stress and preserving the surface and integrity of tile and grout. Additionally, this advanced product offers the added benefit of recycled content, which contributes toward green building practices.

For more information contact Custom Building Products at 800-272-8786 or email

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