3M™ Aqua-Pure™ Whole House Large Dia. Replacement Filter, Model AP817-2, 4 per case, 5602721

The 3M™ Aqua-Pure™ Whole House Water Filtration System Replacement water filter cartridge for standard diameter housings. Reduces sediment.

The Aqua-Pure™ Whole House Water Filtration System Replacement Cartridge reduces rust and fine particulate in the water used throughout your home.