Pool Filters

Compare pool filter pressure with a clean-filter baseline at the same pump speed. Includes a pressure-rise example, Pentair criteria and a service worksheet.

Match a replacement pool filter cartridge by housing model, part number, dimensions, end caps and quantity. Includes Pentair examples and an ordering worksheet.

You’ve spent a day in the scorching heat, and now you are all set to dip in your backyard swimming pool, but wait? There’s dirt and debris inside the pool. …

A pool filter does not have one universal expiration date. The pressure vessel may remain serviceable for many years, while the cartridge, sand, or D.E. grids inside it wear on …

Your pool filter should never blow sand back into the water. If there’s sand in the pool, it’s almost always a sign that something’s broken. Failure to repair the damaged …

Cartridge pool filters can provide effective filtration without the backwashing required by sand or DE systems, but the right model depends on the entire circulation system—not on pool volume alone. …

Backwashing is an irreplaceable and unavoidable part of owning a DE or sand filter. This process removes the debris and other contaminants from the filter without requiring a full cleaning …

Intex pool filters use cartridges or sand to remove fine debris. Using too much sand will cause it to leach into the water, whereas not enough sand won’t get the …