Smith standard boiler configurations

Key Benefits High-Efficiency Filtration: The 25-micron filter element protects precision calibrated orifices from dust

Always refer to the wiring diagram on the equipment

Precise 3/16" I

Watts 0590719 Air Vent Smith standard boiler configurationsThe Watts 0590719 is a high performance 1 8 inch NPT air vent designed for veteran contractors who require reliable air elimination in pressurized hydronic heating systems. Engineered as a direct replacement for the DUOVENT 1 8, this unit features a rugged brass body and cover capable of handling system pressures up to 150 PSI and temperatures reaching 240F. Its unique dual function design incorporates an automatic vent with a black cap for continuous