Unicel C7471 Clean & Clear Swimming Pool Replacement Filter Cartridge (4 Pack) Size:1 Count (Pack of 1) SILICONE FLEX-JOINT FACE SEAL: Provides

SILICONE FLEX-JOINT FACE SEAL: Provides a softer feel for more comfort on your face

length: 17 3/8-inch

the filter may be used with the 3M™ Scott™ AV-3000 HT and AV-3000 SureSeal facepieces

Audible and visual alerts for low airflow and low battery charge-level to keep you prepared and informed

Wrench replacement

Unicel C7471 Clean & Clear Swimming Pool Replacement Filter Cartridge (4 Pack) Size:1 Count (Pack of 1) SILICONE FLEX-JOINT FACE SEAL: ProvidesQUALITY REPLACEMENT FILTER: High quality 30 square foot filter media replacement cartridge that is made in the USA MATERIAL: Heavy duty polyester is designed to last far longer than cheaper alternatives. Durable and washable fabric that maintains even when weighted down by sediment COMPATIBILITY: This model replaces C 7471, PCC105, and FC 1977 filters QUALITY: Meets the highest OEM standards as features a single piece core with strategic off set round