Pentair 2-1/2 in. Union Adapter Without Tap | WhisperFloXF / IntelliFlo XF / MAX-E-PRO XF | 410002Z Floating Islands The air relief tube is

The air relief tube is a key component of the filter's manual air relief assembly

nylon bristles remove the most stubborn dirt & stains and outlast cheaper plastic bristles

A matching gold-series telescopic pole is available in three different lengths and is sold separately (Ocean Blue 140005)

reducing chlorine-related dryness

This is the "Pool Pump Body" (per catalog)

Pentair 2-1/2 in. Union Adapter Without Tap | WhisperFloXF / IntelliFlo XF / MAX-E-PRO XF | 410002Z Floating Islands The air relief tube isThe Pentair 410002Z is the OEM 2 1 2 inch union adapter without tap, sold in a quantity of 2, designed specifically for the WhisperFloXF, IntelliFlo XF, and MAX E PRO XF high flow pump families. IMPORTANT: QUANTITY REQUIRED VARIES BY PUMP MODEL Variable speed models IntelliFlo VSF, IntelliFlo VS, WhisperFloXF VS, and Max E ProXF VS require 2 union adapters per pump (one inlet, one outlet). This listing contains 2 adapters and satisfies the full