High Pressure Cleaning 2PW PowerWash Recommended for: Use on hot and cold water high-pressure cleaning equipment where heavy-duty service is required. Suited for agricultural, sports, valet and maintenance service applications. Grey and blue PowerWash are suitable for use in hospitals, swimming pools and other applications where hygiene is of the utmost importance. Not recommended for steam service. Couplings: MegaCrimp®. 1PW PowerWash Recommended for: Use on hot and cold water high-pressure cleaning equipment where heavy-duty service is required. Suited for agricultural, sports, valet and maintenance service applications. Grey and blue PowerWash are suitable for use in hospitals, swimming pools and other applications where hygiene is of the utmost importance. Not recommended for steam service. Couplings: MegaCrimp®.