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maintaining a watertight seal under operating pressure
Silver grommets
this partial grid is built to exact dimensional tolerances for a secure manifold fit
this is the factory-matched internal engine assembly designed to restore full performance
IMPORTANT: COMPLETE ASSEMBLY — ITEMS 1 THROUGH 9 INCLUDED
Pentair Water Bypass Assembly | ETi® 400 Heater | 475621 Bromine maintaining a watertight seal underThe Pentair Water Bypass Assembly (475621) is the OEM replacement bypass assembly for the Pentair ETi 400 Heater, restoring proper water flow regulation within the heater's internal plumbing circuit. IMPORTANT: LICENSED PROFESSIONAL INSTALLATION REQUIRED Gas and electrical heater components must be serviced by a licensed pool professional or qualified HVAC technician. Do not attempt to service gas or high voltage components without proper
