U-POL Premium Aerosols: High #5 High Build Primer, White, 15oz U-POL premium aerosols are a comprehensive line ideal for spot/panel and SMART applications. Special clog-free nozzles give a spray like finish to every job. All U-POL Aerosols are EPA Compliant for “Out of Booth” Application (6H Rule) and Compliant for ALL of North America. Use to prime uneven surfaces before top coating. Use on fully cured paint, polyester body fillers, GRP, and properly prepared steel, aluminum,. galvanized panels. Produces a film thickness similar to that of a spray applied primer. Aerosol format means masking is kept to a minimum. Saves time and materials - no need to mix paint or clean spray equipment. Chromate free and easy to sand. Works with solvent and water borne paint systems. Size: 450ml Aerosol. Color: White. CTN: 6 No Hardener required Replacement Hardener N/A Case Qty Hardener N/A Number Supplied N/A Hardener Weight N/A UP0763 Yes - ETHYLBENZENE