| With its short strand fibers and high resin content, Mar-Glass is the product to use with fiberglass cloth when filling rust-outs, damaged fiberglass, deep dents and small holes. Mar-Glass offers high-strength, excellent wet-out properties and adhesion on all surfaces. Its waterproof formula may be applied up to 3/4" thick and uses white cream hardener to cure. Finish Mar-Glass with Marson's Precision Glaze, PlatinumŽ Glaze, or Spot and Glazing Putty |