x 15mm to 12mm Push Fit Stem Reducer Compatible with JG Part PM061512E (2) by DM FIT

2 x VYAIR-DMfit Stem Reducer Union Connector 15mm Tube O.D. to 12mm Push-Fit (compatible replacement for John Guest Speedfit PM061512E) for Water Filter Dispensers and Reverse Osmosis

12mm John Guest Inserts (Pack of 50)

John Guest 12mm Equal Elbow Push-Fit Pipe Connector – Quick Connect Fitting for Water & Air Systems (Pack of 4)