316 STAINLESS STEEL LOCKABLE ROUND VENT 125MM
Stainless steel air vent made from 316 stainless steel with a polished surface,
making it corrosion resistant ,sturdy and durable to use.
The vent measures 125mm (5") in diameter with 4 drill holes (3.5mm),
and the airflow is adjustable to meet your requirements.
It can be used indoors as well as outdoors suitable for heating as well as air flow.