Pentair Max-E-Therm 333 Air Orifice Kit (77707-0112) gfci Helps protect equipment from improper

Helps protect equipment from improper operating conditions

The Hayward volute is designed for compatible Matrix SP1591

A kit like this is useful because it restores the primary temperature-reading component and the safety-related high-limit sensor in one coordinated service package

or no longer provides the holding power needed for secure installation

Supports easier routine service and better pump protection

Pentair Max-E-Therm 333 Air Orifice Kit (77707-0112) gfci Helps protect equipment from improperKeep the repair centered on the right component with this Max E Therm 333 Air Orifice Kit. It is used in the heater combustion system to help meter the air path for the correct burner configuration. Because orifice sizing affects how the heater breathes and fires, this is a precision replacement part rather than a generic fitting. Before installation, verify part number 77707 0112, equipment series, and any size or voltage details shown in the product