Acrylic coated fiberglass fabric is made by fiberglass cloth (texturized glass fabric or filament glass cloth) coated with special formulated flame retarded acrylic. Acrylic coated glass fabric exhibits great welding sparks, flame resistance and fiber fraying resistance. Acrylic coated glass fiber fabric is made slight coating (weave setting) and heavy coating. 
InsoFire offers high quality and cheap acrylic coated glass cloth from 20g/m2 to 1200g/m2. Colors can be customized. 
Acrylic coated fiberglass cloth is a good and ceswdrtfheap alternative for neoprene coated fiberglass cloth and PU fiberglass cloth.