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...

  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 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 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...

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 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...

This part is a Set of (2) 2 1/2" Therm Style Pump or Heater Union Gasket Only for use with a 2 1/2" Heater or Pump Union. If your heater or Pump is 2 1/2" this part could be correct we offer (2) different sizes of 2 1/2" gaskets so you need to...

This part is a 2 1/2" Thread X 1" 90 Degree Barb Heater Union with Gasket that matches Union.   The Union receives a 1" ID pipe on the barb side and then Screws to a 2 1/2'" Heater Flange using a 2 1/2" Nut on the heater side...

This part is a 45° 2" Pump Union To Heater Connection Kit & Gasket. The Union glues into a 2" fitting on one side and then Screws to a 2" Wet End(Pump) Threaded Part on the other side. Then a street 45° PVC pipe runs...

You are buying a 2" Heater Split Nut with 2" Slip X 2" Thread Heater Union Kit which includes the split nut , (2) Screws, 2" Slip X 2" Threaded Union and a gasket for use with a 2" Heater Union. The Heater Flange Split Nut mounts to the heater tube...

This item is a 2 1/2"" Heater Union Tailpiece with a Gasket that is used on may heater tubs that measure about 3" inside diameter of the tube.. It also has a 90 degree 1" Barb fitting.. If you need a gasket for this union click this link.. 2 1/2"...