CC730 HS 3.5 URETHANE CLEAR COAT. 3 parts CC730 3.5 HS Urethane Clear Coat. • Clean blend area with Valspar 170 Aqua Clean. • Reclean blend area with Valspar 170 Aqua Clean prior to topcoating. • Clean blend area with Valspar 170 Aqua Clean.