Pentair Clean & Clear Cartridge Filter

Yes, these cartridges are specifically engineered for the Pentair Clean & Clear 520 model (179136). They feature the correct open-hole end cap design to ensure a proper fit within your existing housing.

While lifespan depends on your pool's usage and environmental conditions, most pool owners find that replacing the full set every 12 to 18 months maintains optimal filtration efficiency. Regularly cleaning the cartridges can help you reach the longer end of that range.

The durable polyester material is designed to be cleaned with a standard garden hose spray. Avoid using high-pressure washers or harsh chemicals, as these can damage the filter media and reduce its ability to capture fine particles.

Replacing all four cartridges simultaneously ensures consistent water flow and uniform filtration across the entire 520 square feet of filter area. Mixing old and new cartridges can cause uneven pressure, which may strain your pump and decrease the overall effectiveness of your system.

Yes, these high-efficiency cartridges are designed to capture fine debris and particulates that often cause cloudiness. By maintaining a clean set of filters, you significantly improve water clarity and reduce the need for excessive chemical clarifiers.