designed to provide adjustable airflow for steam or hot water radiators

The flush pivot bolt won't hang up on material for easy use

reducing your time to manage charge cycles

while the V-groove frame fits easily on pipe and conduit

MARSHALLTOWN offers four notch shape options: Square

1/8" ADJUSTABLE ANGLE STEAM VENT CHROME-PLATED 10 PSI BULBS-SIGN designed to provide adjustable airflow1 8" angle adjustable chrome plated radiator air vent manufactured by Wal Rich, designed to provide adjustable airflow for steam or hot water radiators, allowing for customized ventilation based on different room locations. Chrome Plated Adjustable 10 PSI