Products for building

Roofing screens are an improved version of membranes for initial roofing.

They have the same function but are more reliable and durable.They may be applied in most difficult conditions and locoations on the roof.

The roofing screens produced by Marma Polskie Folie combine high durabilty with very high vapour permability, which is possilbe thanks to state-of-the-art technologies.

Advantages:

  • high and uniform vapour permeability,
  • high elasticy and lighweight to facilitate instalation,
  • water proof, seal the roof,
  • very high mechanical durability,
  • very high resistance to UV radiation,
  • wide product range to facilitate the choice of a proper membrane,
  • complete information available for proper installation.

 

PARAMETR  
material PP
Mass [g/m2] 265/+/-20
Sd – diffusively equivalent air layer thickness (m) 

0,015

(+0,06/-0,01)

Tearing resistance [N / 5cm]

along 500 (+/-200)

across 550 (+/-200)

Elongation by tearing  [%] along 60 (+40/-30)
across 80 (+40/-30)
Water tightness W1
Standard dimensions on a roll (m)  1,6m x 25m
Reaction to fire E -d2