skip to footer block
Items in this category

Common Questions & Answers for Heater Unions

What are the best-selling Heater Unions products available on Opentip?

Top-selling Heater Unions include:

Waterway Plastics 505-3020 Split Nut, Waterway Clearwater, w/Thread Sleeve & O-Rings

Waterway Plastics 415-2000 1" Union Nut

Waterway Plastics 415-5001 Union Nut, Waterway Clearwater/Workman, 2"

CMP 21063-801-000 Cmp 2In Heater Union Kit, Gray

Waterway Plastics 400-5080 2" MPT x 2" S Complete Union Assy