You are reading a single comment by @Thrustvector and its replies.
Click here to read the full conversation.
-
Depending on length required and your tolerance for audax chic, a milk bottle or similar plastic, or a heavier grade of rubber. Apparently damp proof course sheet is ideal, but I couldn't be bothered trying to find any scraps and just bought a sheet of neoprene rubber (3mm I think?) off eBay for a quid or so.
Thrustvector
Ok so I looked back 6 pages and still can't find information on which is the best material for flaps?
Is there a template?