Hayward MaxFlo Trap Lid Knob (SPX1250Z4) bypassvalves and core operating logic

and core operating logic

A test reagent is useful because it helps produce the reaction needed for chlorine testing

Hayward high-flow square main drain grate with frame

Supports cleaner restoration and service life extension

supporting steadier movement and more effective debris pickup

Hayward MaxFlo Trap Lid Knob (SPX1250Z4) bypassvalves and core operating logicThe trap lid knob gives service access to the strainer area on compatible Hayward MaxFlo pumps. When the knob becomes stripped, cracked, or difficult to tighten, opening and securing the pump lid can become frustrating and unreliable. This replacement knob is a small but important repair item for routine pump maintenance. It helps restore easier handling of the trap lid and supports a cleaner service process when inspecting baskets, priming, or