GardenBanter.co.uk - View Single Post - Greenhouses & filmsy polycarbonate sheeting

Granity · 02-12-2008, 07:26 PM

Quote:

Originally Posted by Andrew Mawson

"Janet Conroy" wrote in
message ...

From experience, once you have a gap in a greenhouse, it will be
badly
damaged by winds very rapidly. If none of the suggested solutions
from
posters on here work, you need to do some sums about what solution
will
be most cost-effective. Having greenhouse glass cut to fit all the
panels is a possible, but, ironically, I suspect it would be cheaper
to
ditch your present disaster and to buy a complete new gh with glass
panels and to start again.

--
Janet Conroy

Janet, you are probably right, but if only we get a few dry days I'll
try the silicone sealant approach first as I have two of them to sort.

Anyone know brands of sealant known to be compatible with
polycarbonate?

AWEM

http://www.wickes.co.uk/Sealants-Spe...nt/invt/240200

Also, as a thought, most DIY places sell extrusions in various shapes, if you can find some L or U shaped ones and use them to go across the inside of the sheets horizontally, fastened to the uprights, it would probably stiffen up the sheets enough to stop then blowing out