Pentair Sta-Rite System 3 Filter Cartridge

This cartridge is specifically engineered for the Pentair Sta-Rite System 3 S8M150 modular media filter. Before purchasing, verify your filter model number on the tank label to ensure an exact match.

This unit measures 12.625 inches in diameter and 29.375 inches in length. It is designed to fit precisely within the S8M150 housing, so ensure your existing filter canister matches these specifications.

While it depends on your pool's usage and environmental factors, most cartridges require replacement every 12 to 18 months. If you notice consistently high pressure readings or reduced water flow even after cleaning, it is likely time for a new cartridge.

No, this cartridge is designed for a straightforward, tool-free installation. You simply need to open your filter tank, remove the old media, and slide the new cartridge into place, ensuring it is properly seated.

Yes, you can extend the life of the cartridge by periodically rinsing it with a garden hose to remove loose debris. However, once the media becomes clogged with fine particles that rinsing cannot remove, or if the material begins to fray, it must be replaced to maintain proper filtration.