: Specified by British Gas, the 2″ x 26″ and 2″ x 30″ are used to vent heating appliances and are commonly fitted over a series of 32mm 0 holes.
Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that Airflow (Nicoll Ventilators) is consulted before specifying.
Airflow (Nicoll Ventilators) hasn't formatted technical specifications for AV96 9.5 x 6.5 ALUMINIUM VENT yet.
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