Taco Air Vents

Taco model 417 coin vent with a 1/8" NPT male connection for installation on water or stream radiators to purge air. The coin vent features special hygroscopic cellulose discs in the valve body. This continuous cycle prevents the radiators from becoming air bound and speeds the process of filling the system. The 417 coin vent is suitable for use in water (to 125 psi) and low pressure steam (to 15 psi) applications. It's maximum operating temperature is 240°F. Explore More

Taco model 400 Hy-Vent with a 1/8" NPT straight male connection for use on boilers or at high points throughout the system. This vent has a maximum venting pressure of 50 psi and a maximum operating temperature of 240°F. Explore More

Taco model 416 Hy-Vent with a 1/8" NPT straight male connection for use on boilers or at high points throughout the system. This vent has a maximum venting pressure of 115 psi and a maximum operating temperature of 240°F. Explore More

Taco model 426 Hy-Vent with a 1/4" NPT straight male connection for use on boilers or at high points throughout the system. This vent has a maximum venting pressure of 50 psi and a maximum operating temperature of 240°F. Explore More

Taco model 418 Hy-Vent with a 1/2" female x 3/4" male NPT connection for use on boilers or at high points throughout the system. This vent has a maximum venting pressure of 50 psi and a maximum operating temperature of 240°F. Explore More

Taco model 419 high pressure Hy-Vent with a 1/2" female x 3/4" male NPT connection for use on boilers or at high points throughout the system. This vent has a maximum venting pressure of 250 psi and a maximum operating temperature of 240°F. Explore More

Taco model 409 heavy duty brass air vent with a 3/4" NPT female connection for systems up to 150 psi. The conical shape of the vent increases the clearance between the water level and internal mechanisms, reducing the potential that dirt floating on the top of the water could foul the venting operation. The 409 is ideal for commercial systems. Explore More