Zone 1 Vs Zone 2 Bathroom Fan

Enjoy our bathroom zoning guide explains the classification of zones and where to install extractor fans and IEE Wiring Regulations. Before we get stuck into the technical part. Here's a list of our 3 best selling bathroom fans that are suitable for all bathroom zones;Silent Tornado with Timer - A high power, super quiet, zone 1 wall/ceiling axial bathroom fan with a 5 Year WarrantyTornado.

Wonder what are bathroom fan sones? Sones is a rating for how loud bath fans appear to be. Check out my detailed guide on bathroom fan sones right here! When it comes to installing extractor fans and lighting, understanding bathroom zones is crucial to adhere to safety standards and achieve optimal performance.

This guide delves into the specifics of bathroom zones for extractor fans, compares them with those for lighting, and recommends suitable Airflow models for each zone. Zone 2 is an area stretching 0.6m outside the perimeter of the bath and to a height of 2.25m from the floor. In these bathroom zones an IP rating of at least IP44 is required.

Zone 0 - IPX7 The Interior of the bath or a shower tray NO Fan can be fitted Zone 1 - IPX4 Relates to the external edge of the bath or a shower tray, extending up to 2.25 mtrs from the floor of the bathroom (Fan to be fitted above a fixed showerhead) Zone 2. In terms of the type of extractor fan that can be installed in each of the zones, namely zone 1, zone 2 or zone 3 to comply with the regulations, these are as follows. Vent-Axia SELV fans are IPX7, which makes them the safest option available, and with a SELV supply offers complete peace of mind.

Vent-Axia recommends the use of IPX5 fans in the bathroom zone 1 and offers a range of IPX5 fans which also meets the regulations. Classification of zones Zone 0: The interior of the bath or shower tray. Zone 0 for a bathroom is the area inside the bath.

Zone 0 for a shower room is the area inside the shower basin. If there is no shower basin, zone 0 is 10cm high from the finished floor level and extends to 1.2m around the fixed shower head. It is not practical to mount extractor fans in zone 0.

Extractor fans installed within zone 2 must be fitted with 12v SELV motors with the SELV transformers and isolators fitted outside of zone 0, 1 & 2. The extent of the zones in a bath or shower room can be limited by floors, ceilings and walls. For more detailed information see BS 7671 diagrams 701.1 & 701.2.