Jandy Legacy Model LRZM Pool/Spa Heater Combustion Chamber Panels Blue Square PV3 Ensure the riser pipe is

Ensure the riser pipe is fully pre-reamed to 2" diameter and free of debris

clean out any trapped debris in the canister cavity

only individually

The Bristle-Drive technology combines with the oversized vacuum inlet to scrub and devour tough debris and dirt from your pool's walls and floor

Service-Ease™ Grid Pack

Jandy Legacy Model LRZM Pool/Spa Heater Combustion Chamber Panels Blue Square PV3 Ensure the riser pipe isThis combustion chamber panel is designed to use with Zodiac Jandy Legacy LRZM pool and spa heater model 250. It is a replacement part. Please see your pool heater's manual to ensure you are using the proper part.