Clean and Clear Plus 420 Compatible Filter Cartridge - 105 Square Feet sign-subject_Chemical Room It includes a Santoprene duckbill

It includes a Santoprene duckbill and 3/8 inch ferrule

The Hiligard is a very versatile guard station with multiple entrances

Some engineers require this to be done every foot (depending on job specs)

weatherproof indoor or outdoor sign

Clean and Clear Plus 420 Compatible Filter Cartridge - 105 Square Feet sign-subject_Chemical Room It includes a Santoprene duckbillThis is a filter cartridge replacement with a filtration area of 100 square feet designed for the Pentair Clean and Clear Plus 420 pool filters. This filter cartridge is identical to these cartridge numbers: 20503, C 7471, PCC105, FC 1977, 8170131 and R178584. Our Generic OEM replacement cartridges are made specifically for Pentair filter cartridges and follow the original manufacturer's specifications. These high quality, reinforced polyester