Unions, Heater

You are buying on a 2" Slip which measures about 2 3/8" ID X 2" which measures about 3" OD Heater Union with Gasket. The Union receives a 2" pipe or fitting on one side that measures about 2 3/8" Outside Diameter and...

This part is a 2" which measures about 3" ID Heater Split Nut Kit which includes the split nut , (2) Screws and a gasket for use with a 2" Heater Union that would measure about 3" Edge to Edge on the threaded side. The Heater Flange Split Nut mounts to...

This part is a1 1/2" Heater Split Nut Kit which includes the split nut , (2) Screws and a gasket for use with a 1 1/2" Heater Union that measures about 2 3/8" OD.. The Heater Flange Split Nut mounts to the heater tube using 2 screws to hold it in...

You are buying a 1 7/8" Center to Center O-Ring that fits 1 1/2" Heater Union that features a 1 7/8" groove. The O-Ring is 1 7/8" center to center and fits most 1 1/2" heater unions but there are exceptions which normally would be a 2 1/8" center to...

This part is a Standard 2 1/2" Pump Union O-Ring. The O-Ring is 2 1/2" Center to Center across and fits some unions but there are exceptions so please see the pictures and compare. This part is used in hot tubs between a pump...

This Parts is a NON-Standard 2" Heater or Pump Union O-Ring that measures 2 5/8" Center to Center. The O-Ring is 2 5/8" center to center and fits some unions but most unions are 2 1/2" center to center... Do not buy this O-Ring until you...

This part is a 2" Center to Center O-Ring that fits some 1 1/2" Pump Unions that features a 2" groove. The O-Ring is 2" center to center and fits Magic Plastics 2" pump unions but there are exceptions which normally would be a 2 1/8" center to...

This Parts is a NON-Standard 2" Heater or Pump Union O-Ring that measures 2 5/8" Center to Center. The O-Ring is 2 5/8" center to center and fits some unions but most unions are 2 1/2" center to center... Do not buy this O-Ring until you...

This Kit is a 1 1/2" Coupler and a 6" Piece of 1 1/2" Flex Pipe used when gluing new plumbing to old plumbing. We call this Technique "Spin it To Win it" Meaning you spin the coupler onto the old plumbing when you are gluing new to old and then purple...