A pack of four high grade white plastic vents as used by many top manufacturers.

OEM grade, manufactured from PBT plastic. This provides incredible UV resistance and dimensional stability. Will not distort due to hygrometry fluctuations.

Fully compatible with most modern sealants.

Impervious to acetic acids, can be cleaned with most non-abrasive cleaners.

Very robust louvres with high impact resistance.

82mm by 82mm Overall Size. Designed to cover a 60mm diameter (2\”) hole.

4mm diameter mounting holes at 61mm centres.