Rust-A-Void® - Alkyd Polyurethane Int/Ext Enamel Rust‐A‐Void Rust Preventative Polyurethane Enamels create an easy‐to‐apply, durable, rust‐inhibitive film that prolongs the integrity of the substrate. It is formulated to offer a high quality, durable semi‐gloss enamel finish on interior or exterior metal surfaces where a rust preventativecoating is needed. Features Durable Rust-Preventive Coating Tenacious adhesion Suitable for use as a DTM Coating Non-Chalking Interior/Exterior Recommended For A durable rust preventive coating for metal substrates in commercial, institutional, and residential applications. Limitations Do not apply if rain is threatening or if the temperature is within 5 degrees of the dew point and falling. Not recommended for immersion service. Additional Product Information Rust-A-Void™ Enamel - Satin (R651): SDS TDSRust-A-Void™ Enamel - Semi-Gloss (R13): SDS TDSRust-A-Void™ Enamel - Gloss (R31): SDS TDS