Watts (FM-BB-20-1) 20"X4.5" Big Blue Pleated 1 Micron Sediment Filter TPTZ Method (100 Tests) and conditioning systems

and conditioning systems

used in installations where in/out ports are plumbed separately or when replacing a damaged bypass assembly while retaining existing yoke connections

This is the head only and requires an existing F-16 arbor and pilot bit

Optional Valve Ready

The larger-diameter outer layer functions as a depth pre-filter

Watts (FM-BB-20-1) 20"X4.5" Big Blue Pleated 1 Micron Sediment Filter TPTZ Method (100 Tests) and conditioning systemsThe Watts FM BB 20 1 is a 20"x4. 5" pleated sediment filter engineered for whole house applications where fine sediment removal at 1 micron is critical. Built with color coded Plastisol end caps and cleanable pleated polyester media, this Big Blue cartridge delivers reliable performance without surface blinding or flow reduction. SPECIFICATIONS Watts FM BB 20 1 Core Specs Dimensions 20" x 4. 5" Big Blue standard Micron Rating 1 Micron Fine sediment