Pentair Union 1-1/2" Kit | MasterTemp 125 Heater — MasterTemp Series | 474974 C7458 while CX875XRE is Hayward's part

while CX875XRE is Hayward's part number for the complete factory 4-cartridge pack — both are compatible with the Unicel C-7489

Dispose of used DE (from backwashing) per your local municipality's guidelines

Verify fitment before ordering Pentair IntelliFlo VS Pump INTELLIFLO VS Not shown in diagram

Routine pool maintenance will help you keep your pool looking clean

This helps the O-ring seat evenly in the union groove

Pentair Union 1-1/2" Kit | MasterTemp 125 Heater — MasterTemp Series | 474974 C7458 while CX875XRE is Hayward's partThe Pentair 474974 Union 1 1 2" Kit is the OEM replacement union package for the MasterTemp 125 pool heater, providing a complete set of 1 1 2" unions for heater plumbing connections. IMPORTANT: KIT LISTING MULTIPLE PIECES INCLUDED This listing is a kit, not a single union. The 474974 includes the complete union package required for the MasterTemp 125 heater plumbing connections. Refer to your equipment manual to confirm the components included in