A low modulus neutral cure (LMN) silicone for perimeter sealing of external door and window frames. Rapid curing with good adhesion properties and additional uPVC adhesion promoters and extended open time for ease of tooling.

CE Approved: Conforms to EN15651-1 F EXT-INT.

While WP70 is suitable for sealing windows and doors in most circumstances its flexibility range is 12.5% and as such joints where more extreme movement is expected may be better sealed using the Bond it WP100 premium silicone offering 25% flexibility.