Safe Connect 1/4 Inch Black Brass Hydramaster The cooling air path is

The cooling air path is separate from the working air path

No longer any need to mix up three ingredients in a special recipe

P/N 21171-7001 ALSO 21171-7034

Can I use them on the vacuum hose as well

Safe Connect 1/4 Inch Black Brass Hydramaster The cooling air path isGet a grip on the indestructible safe connect quick connector Another great item to protect your quick connect fittings, floors, carpets, furniture and your hands from damage from hot fittings. Best quality dual viton o rings Protects both the female and male side quick connectors. Install on your lead solution hose and machine ends of the hose to prevent burning your hands. Prevents burned hands, chipping and scratching floors and furniture.