OSPHO Metal Treatment / Rust Inhibitor Treatment / Primer, Quart. Penn sponge or cloth

sponge or cloth

Designed with durable materials such as Dexsteel blade and rugged

NSF certified

mono or Fluorocarbon up to 500lb test

T-H Marine Aerator Spray Head 90° Screw on Valve with Shut-Off 3/4" Black

OSPHO Metal Treatment / Rust Inhibitor Treatment / Primer, Quart. Penn sponge or clothOSPHO Metal Treatment Rust Inhibitor Treatment Primer, Quart. OSPHO is a rust inhibiting coating that provides a sound base for subsequent primers and paints. When applied to rusted surfaces, OSPHO causes rust (iron oxide) to chemically change to iron phosphate an inert, hard, black substance. Where rusted metal is exceedingly heavy, two coats of OSPHO may be necessary. The OSPHO dries to a tough, hard, rust resistant surface ready for priming and