CTF-K Shield: WFRL

CTF-K Shield is water flow reducing membrane (WFRL) used in all CTF inverted roof applications in accordance with CTF Insulation agreement certificates. Provision of this membrane facilitates U value calculations and adjustment to “fx” values within the JPA U value calculator. CTF-K Shield is accompanied with CTF-K Tape for sealing all joints and penetrations in accordance with ETAG 031.

 

 

Features

 

  • Vapour permeable
  • Resistant to water penetration
  • Resists UV and water degradation
  • High tear resistance
Technical Data

 

Length 50m EN 13859 & ETAG 031
Width 1500mm EN 13859 & ETAG 031
Thickness 0.61mm EN 13859 & ETAG 031
Water resistance W1 EN 13859 & ETAG 031
Tear resistance 150-180N EN 13859 & ETAG 031
Water vapour resistance 0.17Mns/g-0.034Mns/g EN 13859 & ETAG 031
Resistance to static loading W1@20kg EN 13859 & ETAG 031
UV water & heat ageing in accordance with EN 13859 & ETAG 031
UV water & heat ageing in accordance with EN 13859 & ETAG 031
Exposure to solutions of NaCL,  Ca(OH)2 & H2SO3 EN 13859 & ETAG 031
Applications

 

  • Inverted roofs (including green, blue & brown) 
  • Ballasted systems