weberfoam PU

New Product
weberfoam PU

A highly expansive 1-part polyurethane fixing foam (50 Times)

Application Areas

Gypsum board, cement-fiber board

Available sizes

  • 500 ml

Documentation and brochures

To know before applying

Base : Polyurethane
Curing system : Moisture cure
Density after expansion : 20 ± 3 kg/m3 (extruded)
Curing rate : From 2 to 3 hours for a bead of 3 cm. at 20 ํC/65% RH
Temperature resistance : -40 ํC to +90 ํC
Shrinkage : None
Tack free time : 10 minutes (+20 ํC/60% RH)
Expansion rate : 120%-200%
Fire class : B2 (DIN 4102 part 2)
Foam yield Max. : 25 ± 3 liter/can

Unfortunately the consumption calculator tool is not available for this particular product.

Please refer to the product printable datasheet in order to assess quantities needed for you project.

Features and benefits

  • Multifunction adaptor allows straw or a handgun application
  • Fire resistance to class B2
  • Can be applied in all positions (360 ํ)
  • High rate of expansion
  • Suitable for application at low temperatures (+5 ํC)
  • Fast curing
  • Excellent heat insulation
  • Effective sound dampening
  • CFC / HCFC-free
  • Can be cut, sanded, plastered and painted over after curing
  • Water resistant
  • Very good foam stability


  • Protect the can from direct sunlight and temperatures above +50 ํC (danger of explosion due to being pressurised)
  • Do not use on PE, PP, Teflon, silicone, oil, grease and other separating agents
  • The foam is not UV resistant
  • For the correct curing of the foam sufficient moisture is necessary
  • Contains diphenyl methane – 4,4 di isocyanate (MDI)
  • Do not extrude towards open fire or hot surfaces, keep away from sources of ignition

This product fits for these following projects