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Subliner Flex

Subliner Flex

„Decoupling sheet for walls and floors.“

Product information

Crack-bridging decoupling membrane made from stable reinforcing fabric that ensures excellent adhesion of tile-setting compounds thanks to its special fleece layer on each side.

All advantages at a single glance

Technical properties - decoupling membrane


Material base Dual-sided, reinforced Polypropylene Fleece
Membrane colour White/Dark Print
Membrane width 39 inches ( 1 m)
Membrane length 98 ft. ( 30 m)
Membrane thickness 25 Mil
Weight .04 lb/sq. ft. / 220 g/m2
Processing temperature +5°C to +30°C/41°F to 86°F
Fungus & Microorganism Resistance Passed; No Growth
Robinson Floor Test ASTM C627 Rated “Extra Heavy”
Certificate / Approval Product & Quality Management / Control ISO 9001:2001

Product sizes

Order no. Designation Length x width x thickness
US5000006 wedi Subliner Flex heavy duty tile underlayment (1 roll) 39" x 98'

Areas of use wedi Subliner Flex

wedi Subliner Flex serves for decoupling and reducing tension between top layers of ceramic tiles, slabs, and natural stone and the substrate for interior applications only. For high crack bridging particularly in the field of refurbishment and reconstruction with low structural height. Suitable for all load-bearing surfaces and mixed surfaces such as concrete floors, cement, anhydrite and mastic asphalt screeds, old parquet floors with good bonding, and cement, lime-cement and gypsum plasters.

Optional articles