Fibreglass mat to be used with polyester resin as a composite casting with strength. Normally use in car parts fabrication, boats, playground equipment.
The fiberglass mesh 5mm x 5mm is with adhesive backing in 1 square meter pack for tiles and stone mosaic designing with tile adhesive laying.
The fine fiberglass mat 1m x 1m is to back up the tissue mat for additional strength.
Coarser heavy duty fiberglass mat 1m x 1m is for larger constructions.
Like all fiber glass lamination, release agent like petroleum jelly and silicon release agent is a basic requirement to release castings from mold or master.