Maxitrol Vent Screen 13A03-3, 3/8" NPT Vent

Vent Protector For Outdoor Applications On 325-3 Series Regulators. Use on vent opening to protect breather hole from rain, snow, foreign particles and insects. Vent protector must be mounted in an upright position. Made in the USA.

Maxitrol Dust Cap 13A09, 1/8" NPT Vent Dust Cap 1/8" NPT Vent. Use on vent opening to prevent blockage of breather hole from dust or other foreign particles. Standard on all "L" models with 1/8" threaded vent. Press-in plastic cap Made in the USA.

Honeywell 1/2" Npt Connection Supervent Top Air Vent For Heating Cooling Systems 1/2" NPT connection SuperVent Top Air Vent for heating and cooling systems.

Taco Hy-Vent, 1/4" Npt, 150 Psi The high-capacity, float-style vent can be placed either on the boiler or at the high points throughout the system. With threaded connections--1/8". 1/4", 1/2" and 3/4" --and operating pressure ratings up to 250 psi, these brass-body, nickel-plated vents meet the system requirements of even your largest installations.

Field Controls 8 Power Venter 740,000 BTU SWG-8 Patented SWG Venter is ETL and cETL listed for all LP gas, natural gas, or oil-fired heating equipment. Combines the motor, blower, and vent hood in one complete, easy to install unit. The SWG mounts on the outside of the building and pulls the combustion gases from the appliance through the outside wall utilizing 100% negative pressure. Made in the USA. Benefits: 100% negative pressure in the vent pipe for maximum safety. Standard galvanized pipe can be used instead of expensive stainless steel. No need to seal vent pipe joints, saving time ...