High Teck 7000-1 Multi-Purpose Urethane Clearcoat, 1 Gallon, Clear, 4:1 Mix Ratio, 4.4 lb/gal VOC. Manufacturer: High Teck. The Multi-Purpose Urethane Clearcoat can also be referred to as High Teck 7000-1 clearcoat, 4:1 urethane clearcoat, 4.4 VOC clearcoat, automotive refinish clearcoat, and multi-purpose clear coat.