Pentair Stack Flue Service Kit, for Heater | 42002-0024S Blue Square Easy maintenance with simple cleaning

Easy maintenance with simple cleaning to sustain flow

It connects multiple lines to manage flow in circulation systems

elegant touch to your outdoor decor

double-throw design for versatile switching

Part number: 12MF102

Pentair Stack Flue Service Kit, for Heater | 42002-0024S Blue Square Easy maintenance with simple cleaningWhat This Part Is Used For Pentair 42002 0024S Stack Flue Service Kit is a replacement service kit for compatible Pentair heater stack flue assemblies. It supports proper exhaust flow and combustion efficiency. Why This Part Matters A deteriorated stack flue component can affect draft and heater performance. Replacing the kit restores proper exhaust handling. Maintaining the flue assembly supports safe heater operation. Key Features and Specifications