Waterway Heater Split Nut 2 Inch with Screws 400-5161

Waterway Heater Part: 2 Split Nut with Screws.

This heater split nut goes on the 2 inch metal heater to connect to plumbing.

Fits almost all 2 inch heater tubes used in most major hot tub brands.

400-5161

We also offer the 2 inch heater gaskets with oring (which are actually 2 15/16" outer diameter).

This part is the split nut for 2 inch inner diameter heater connections in spas.

Perfect for replacing a heater union nut on a 2 inch spa heater, since this one comes in 2 parts that screw together.  So that's how they get a replacement heater nut onto that heater flange.  We also sell ships in bottles if you need one of those...

2 inch heater split nut.