Recommended for hot and cold water high pressure cleaning equipment where heavy duty service is required. Specially compounded cover to handle pressure washer environment. Use on pressure cleaning equipment for commercial and industrial purposes, in food processing, sanitation and car wash applications. Blue, Gray, Red and Yellow covers are non-marking. Laboratory tested for normal service. Increased operating temperatures will reduce hose assembly service life. Not recommended for Steam Hose. Recommended Couplings: MegaCrimp Couplings, Stainless Steel B Couplings.