Connects APEC RO systems to refrigerator ice makers for ultrapure water superior to fridge filters Enjoy clear, sparkling & delicious ice cubes and RO water at your fridge dispenser Includes 20’ of 1/4 in tubing 1 quick-connect T fitting & 1 quick-connect shut-off ball valve Works with most reverse osmosis and water filter systems using 1/4” standard tubing John Guest (JG) fittings & tubing for quick & easy installation by hand with no tools needed