Unions, Heater

Note: Before You Buy This Part be sure it is correct..It would be very rare for this to be your heater nut unless you have Swim Spa with a very large 3" heater... These are found in some smaller hot tubs but is very rare. Watch the video and Check the...

  Note: Before You Buy This Part be sure it is correct..It would be very rare for this to be your heater nut unless you have Swim Spa with a very large 3" heater... These are found in some smaller hot tubs but is very rare. Watch the video and...

  Note: Before You Buy This Part be sure it is correct..It would be very rare for this to be your heater nut unless you have Swim Spa with a very large 3" heater... These are found in some smaller hot tubs but is very rare. Watch the video and...

This Kit is a Set of (2) 1 1/2" Slip Heater Unions with gasket which measures about 1 7/8" Inside Diameter to receive a 1 1/2" pipe X 1 1/2" MPT which measures about 2 3/8" OD on the Threaded Side.  The Union...

This part is a 1 1/2" Threaded Heater Union with Gasket which measures about 2 3/8" across the threaded side X 1 1/2" Slip which measures about 1 7/8" ID . The Union receives a 1 1/2" pipe or fitting on one side which...

This part is a Set of (2) 1 1/2" Slip which measures about 2 3/8" ID X 2" which measures about 3" OD on the threaed side Heater Unions with Gasket. The Union recieves a 1 1/2" pipe or fitting on one side and then Screws to a 2"...

This part is a1 1/2" Slip which measures about 1 7/8" ID X 2" which measures about 3" OD on the threads Heater Union with Gasket. The Union receives a 1 1/2" pipe or fitting on one side and then Screws to a 2" Heater...

This part is aSet of (2) 2" Slip which measures about 2 3/8" ID X 2" Heater Union which measures about 3" OD with Gaskets . The Union receives a 2" pipe or fitting on one side and then Screws to a 2" Heater Flange Split...

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 Kit which includes (2) 2" which measure about 3" ID Heater Split Nuts, (4) Screws and (2) Gaskets for use with a 2" Heater Tube & Union. The Heater Flange Split Nut mounts to the heater tube using 2 screws to hold it in place 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 a Kit which includes (2) 1 1/2" Heater Split Nuts, (4) Screws and (2) Gaskets for use with a 1 1/2" Heater Tube & Union that would meaure about 2 3/8" OD on the threaded side... The Heater Flange Split Nut mounts to the heater...