Frequently Asked Questions
- Assume the flap is mounted centrally within the housing,is the flap...
- A : The flap is weighted, not spring assisted. It is best to mount it inclined or vertically rather than horizontally for it to work correctly.
Inline Back Draught Shutter - 4" (100mm)
Product code: FDINBS4
Catalogue page: 264
Usually Delivered Next Working Day