Visqueen Radon R400 Membrane

Visqueen Radon R400 Membrane is a flexible 0.4mm thick (1600 gauge) thermoplastic membrane manufactured from virgin polymer. The membrane is red in colour and supplied in 4m x 20m multi-folded rolls.

The membrane complies with BBA regulations for radon protection membranes and conforms to BR 211:2023 industry guidance for radon protection. It also provides damp proof membrane protection, making it a dual purpose radon and moisture protection solution for use under concrete ground floor slabs and screeds.

Benefits

• Provides damp proof membrane protection
• Red colour for easy site identification
• CE and UKCA marked

Good to know 

• Visqueen Radon R400 Membrane should be stored horizontally, under cover in its original packaging.
  
• Visqueen Radon R400 Membrane should be installed on a smooth continuous surface e.g. grouted beam and block floor, a compacted blinding layer e.g. 50mm thick sand blinding, or smooth concrete blinding. The substrate should be free from irregularities such as voids or protrusions.
  
• Visqueen Radon R400 Membrane should be loose laid on the substrate. The membrane should be clean and dry at
  the time of jointing. Joints should be overlapped by at least 150mm, bonded with VisqueenPro Double Sided Tape and sealed with either VisqueenPro Single Sided Tape or Visqueen NF-60 Lap Tape.