Pentair Challenger High Pressure Pump Impeller 1/2F, 3/4A | 355147 ETi Pool/Spa Heaters install a new square O-ring

install a new square O-ring at the same time

Precision-balanced design promotes smooth operation and helps maintain the system’s designed performance

Eliminates Foam Instantly – Quickly removes unwanted foam from spa water

Black (9-100-1203)

Match impeller orientation and tighten to manufacturer torque spec

Pentair Challenger High Pressure Pump Impeller 1/2F, 3/4A | 355147 ETi Pool/Spa Heaters install a new square O-ringPentair Challenger High Pressure Pump Impeller 1 2F, 3 4A OEM replacement impeller for Pentair Challenger high pressure pump models 1 2F and 3 4A to restore flow and performance. SKU 355147. Features Genuine Pentair impeller for high pressure Challenger pumps. Fits 1 2F full rated and 3 4A up rated models. Durable design for efficient water delivery and head pressure. Description This Pentair Challenger High Pressure Pump Impeller (SKU 355147)