MG-U - Cast-in fire resistant U/U collar for plastic pipes.

Cast-in fire resistant U/U collar suitable for plastic pipes.


  • Aesthetic solution
  • No space is lost at the wall crossing (built-in installation)
  • Fast and easy installation (sealing with classic, non fire resistant PUR foam)
  • Solutions without screws possible
  • Water- and frost-resistant
  • Only 1 collar is required per fire compartment wall or floor


  • Suitable for ventilated plastic pipes.
  • Installation U/U, U/C, C/C, C/U (uncapped-uncapped, uncapped-capped, capped-capped, capped-uncapped).
  • Suitable for built-in installation
  • Suitable for PVC pipes
  • Suitable for PE and ABS pipes
  • Suitable for PP pipes
  • Suitable for SAN+PVC pipes
  • Maintenance-free


  1. Steel housing
  2. Intumescent strips
  3. Fixation plate
  4. Fastener