Watts (FM-25A) Aluminum Single Big Blue-Boy Bracket Relton (F-20) Metal Cutter 1-1/4" Finish Hole Saw Complete Drill Bit making it the workhorse element

making it the workhorse element for船-based and land-based desalination systems

this Big Blue cartridge delivers reliable performance without surface blinding or flow reduction

this housing accommodates standard 4" x 8-1/4" filter bags and delivers exceptional chemical resistance across residential drinking water

oxygen transfer

Watts (FM-25A) Aluminum Single Big Blue-Boy Bracket Relton (F-20) Metal Cutter 1-1/4" Finish Hole Saw Complete Drill Bit making it the workhorse elementWatts Professional Mounting Hardware Watts FM 25A Aluminum Single Big Blue Boy Bracket Corrosion resistant aluminum bracket designed for secure wall mounting of Big Blue and Big Boy filter housings All Aluminum Construction Corrosion Resistant Single Housing WHY IT WORKS Built for Heavy Duty Water Filtration Systems Aluminum Construction Fully aluminum build prevents rust and corrosion even in humid basements and outdoor installations where steel