Watts LFF116 150 B 20-200 PI 4 - Part of the LFF116 Series Sheet Drain This Watts in-line backwater valve

This Watts in-line backwater valve is manufactured from durable cast iron for extended life and is designed to reduce installation time and labor

Bottom loaded blow-out proof stem

enabling retrofit upgrades or installations with enhanced compatibility and efficient rework

Robust Construction — Built with a durable

It includes a one-outlet catch basin with galvanized steel rails and trash bucket

Watts LFF116 150 B 20-200 PI 4 - Part of the LFF116 Series Sheet Drain This Watts in-line backwater valveThis 4 inch ACV is armed with ArmorTek, a patented 3 part advanced epoxy coating system designed to limit both microbial induced (MIC) and exposed metal substrate corrosion. This pressure relief control valve is designed to permit flow when upstream pressure is above the adjustable setpoint of the control pilot, and throttle toward closed when upstream pressure falls below the adjustable setpoint. When the valve is installed off the main line on the