Manthorpe G240 is a double flange cavity closer that has been specifically designed for vertical and horizontal cavity sill details. It provides an outstanding economical solution to cold bridging issues, and is perfect for all window and door reveals while satisfying Part B of building regulations. This cavity closer is easily installed with no special fixing requirements or tools needed, and comes in a wide variety of widths from 50mm-150mm. This product comes in a pack of 6.
Can be used around timber doors and windows
Provides great thermal insulation
No special fixing requirements or tools allow a seamless installation