Packed: 1

• Designed to provide a clear airflow passage to the void underneath a suspended floor – 6,600mm airflow
• The telescopic feature enables the ventilator to adjust vertically between three and five brick courses
• The right airflow can be achieved when the ventilator is used with an airbrick
• The aperture can also accept a standard clay airbrick, although the airflow is reduced
• Additional depth and cavity span available with extension sleeve
• Regulations – BRE Digest 17, BRE Digest 262, Building Regulations C4, NHBC Standards 5.2 and BS 5250:2011 Control of Condensation in Building
• Made from black polypropylene