Chopped Strand Mat (CSM)

A thin glass fibre mat in a form similar to tissue paper. Supplied on a roll 1m wide and only 25-30 grams per m². During moulding it is applied to the dried gel coat to cover up the coarse glass pattern produced by CSM. When sheathing It can be applied onto the CSM while the resin is still wet, again to cover the glass pattern and form a smooth surface for the flowcoat to be applied. Uses 750g of resin per m².

Used to bandage roof trim facias and decking in fibreglass roofing

The same style as emulsion bound CSM but held together with a powder binder. When using epoxy resins with CSM, powder bound must be used. 300gm and 450gm. Approx. 1 mtr wide.