Watts-OFTWH-R Residential Tankless One Flow Anti-Scale System Pentek (155548-43) 10"x4.5" EP-BB Carbon-Briquette 5 Micron Filter trusted by water treatment professionals

trusted by water treatment professionals worldwide

Suitable for hot water applications

Full system refresh in one package

Replace annually or per manufacturer schedule to maintain 254nm output effectiveness

Install the new cartridge by threading clockwise into the universal cap head until hand-tight

Watts-OFTWH-R Residential Tankless One Flow Anti-Scale System Pentek (155548-43) 10"x4.5" EP-BB Carbon-Briquette 5 Micron Filter trusted by water treatment professionalsWatts OFTWH R Residential Tankless OneFlow Anti Scale System Template Assisted Crystallization technology that prevents scale without salt, electricity, or waste water 6 GPM Flow Rate 3 4" FNPT Connection Chemical Free 2 Year Media Life The Watts OFTWH R uses OneFlow media to transform dissolved hardness minerals into harmless microscopic crystals that stay suspended in water and won't adhere to surfaces. This tankless system installs before water