Black polypropylene Telescopic underfloor ventilator for use with 9 x 3 Airbrick to provide under floor ventilation. The AIR960 Telescopic Under Floor Ventilator is designed to provide a clear airflow passage to the void underneath a suspended floor. Telescopic adjustment permits vertical span of 3-5 brick courses. To prevent stagnant pockets of air we recommend spacing at 2m centres.

• For use with 9in x 3in airbrick