Air Coupler and Plug 4 Piece Set: 1/4" High Quality All Brass DIY KITS the general rule of pump

the general rule of pump plumbing indicates that the inner diameter of the supply line should be twice the inner diameter of the port and will require a minimum of a 1" id hose

Don't forget to purchase a street 45 elbow  high pressure (3361) or in brass street 45 elbow low pressure (2354) or Softwash use to install where the hose connects to the reel to allow the hose to lay flat against the reel

SKU:  1998

SKU: 4570

Commercial/industrial grade engines

Air Coupler and Plug 4 Piece Set: 1/4" High Quality All Brass DIY KITS the general rule of pumpAir coupler and plug set: 1 4" high quality all brass. This set includes two 1 4" brass air couplers (one female and one male) and two 1 4" brass air plugs (one female and one male). Unlike the easy to find steel air couplers and plugs, these will remain workable when exposed to sodium hypochlorite fumes. This set will allow you to install your air hose and regulator filter (AFRS) on your air diaphragm pump. SKU: A. SET. 4F