Description
Mapeguard UM is a lightweight uncoupling membrane that isolates cracks, waterproofs and equalizes vapor pressure under ceramic tile and stone. Its cavity design lets you fill the core in a single pass with less mortar.
Best for
Tile over young concrete, single-layer plywood subfloors and other challenging substrates in residential and commercial jobs.
Key features
- Prevents transmission of in-plane substrate cracks up to 1/8 in. (3 mm)
- Waterproofing and vapor management, rated up to 25 lb MVER at 100% RH
- Approved for young concrete, so tile can go down right after the membrane is embedded
- Approved for radiant heating applications
- Light green, translucent color shows mortar coverage
- Tri-layer construction resists roll memory and stays flat
- Cuts with a utility knife, and chalk and laser lines stay visible on the surface
Specifications
- Roll width: 39-3/8 in. (1 m)
- 54 sq ft roll: about 16 ft 5 in. long (5 m)
- 323 sq ft roll: about 98 ft 4 in. long (30 m)
- Use over single-layer 3/4 in. plywood with joists up to 19.2 in. on center
- Mosaics 2 in. x 2 in. or larger are approved
- Set tile with a polymer-modified mortar
What's included
- One roll of Mapeguard UM in the size you choose
Payment & Security
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