Pentair Rubber Pump Base Pad | MPR, P4R, P4E, TPR, TPE | 17350-0008 Filter Cartridges Replacing this module with the

Replacing this module with the correct OEM part restores proper ignition control operation

Confirm the position reference (v2 #7 or v2 #9) against your pump's exploded diagram to ensure you are replacing the correct diffuser assembly for your specific TriStar model

Adjusts to fit deck heights 46″ to 56″

soak elements in a cartridge filter cleaner solution before reinstalling

® at double the normal dose and potentially need to follow up with an additional application

Pentair Rubber Pump Base Pad | MPR, P4R, P4E, TPR, TPE | 17350-0008 Filter Cartridges Replacing this module with theThe Pentair Rubber Pump Base Pad (17350 0008) is the OEM replacement noise reducing base pad for Pentair MPR, P4R, P4E, TPR, and TPE series spa and water feature pumps. This rubber pad mounts beneath the pump housing to absorb vibration and dampen operational noise at the base. Without it, direct contact between the pump and its mounting surface transmits motor vibration, increasing noise levels and accelerating wear on mounting hardware over time.