One tablet for every 5-7 gallons of water recommended

: 5 33/50 in

They are often used by contractors

Cup Dispenser

limited term use

Legris Check Valve, 3/8 in, Single, Inline Spring, 316 Stainless Steel, FNPT x FNPT, PK 2 - 4895 18 18 Washfountain One tablet for every 5-7Item Check Valves: Check Valve; Flow Design: Single; Mechanism and Body Design: Inline Spring; Body Material Valves: 316 Stainless Steel; Pipe or Tube Size Check Valves: 3 8 in; Connection Type Check Valves: FNPT x FNPT; Cracking Pressure Check Valves: 3. 6 psi; Mounting Orientation Check Valves: Horizontal, Vertical; Seal Material Check Valves: FKM; Max. Temp. Valves: 356 Degrees F; Min. Temp. Valves: 4 Degrees F; Max. Water Pressure Valves: 580 psi;