Watts (FM-BB-20-1) 20"X4.5" Big Blue Pleated 1 Micron Sediment Filter TPTZ Method (100 Tests) The single-junction design makes it

The single-junction design makes it well-suited for tap water

0 GPM Connection Size 3/8" Female Pipe Thread (FPT) Material Injection Molded Polysulfone Configuration Inline (IL) Mount Scale Type Dual Scale Display Adapter Style Quick Loc (1/2" Union) Chemical Resistance High (Polysulfone Construction)

and 8500 valve bodies

Model Number E5520 Dimensions 10" L x 2

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

Watts (FM-BB-20-1) 20"X4.5" Big Blue Pleated 1 Micron Sediment Filter TPTZ Method (100 Tests) The single-junction design makes itThe 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