Sizes Available:
150mm
200mm
250mm
300mm
The spring operated flaps close when there is no longer positive air movement (when there is a back-draught or your inlet fans go off) to stop bugs, smell and back draught from flowing out of your tent/room.
Sizes Available:
150mm
200mm
250mm
300mm
The spring operated flaps close when there is no longer positive air movement (when there is a back-draught or your inlet fans go off) to stop bugs, smell and back draught from flowing out of your tent/room.