By airvent Product code: 71737 Pack size: Each
• IP44, 220-240V 16W
• Wall or ceiling mounted only (with appropriate kit). Wall kit 83154
• Part F compliant
• Back draught shutter
• Airflow: 90m3/h, 25L/s
• Sound: 38dBA at 3m
• Adjustable timer 3-25min
Hole diameter 115mm. HWD: 159 x 159 x 15mm.