A low modulus neutral cure (LMN) silicone for perimeter sealing of external door and window frames.  Features & Benefits:- Permanently elastic. - Contains additional PVCu adhesion promoters. - Rapid curing. - UV stable colours. - Suitable for alkaline and metal surfaces. - Contains fungicide - mould resistant. - High gloss finish. - UKCA Approved. Uses: For perimeter sealing of external wood, aluminium and uPVC door and window frames and for weather sealing and flexible jointing of infill panels. Can also be used on concrete, plaster and mortar. 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. Conforms to: EN15651‐1,2,3 F EXT‐INT, G, S1.