https://click4r.com/posts/g/19....025790/7-helpful-tip
A Guide to Buying a Kitchen Extractor Fan A kitchen extractor fan, also referred to as a cooker hood, eliminates steam, smoke and undesirable cooking odours from your kitchen area. They can also include an extra style statement to your kitchen design. Unlike wall or incorporated cooker hoods, hang directly from the ceiling. They are usually ducted to either an external vent or through a charcoal filter for recirculating (Which?). Ventilation Extractor fans are utilized to clarify i