Chatham, Kent
Extractor fan installation in Chatham
Bathroom, kitchen and utility fans sized to the Part F rates, ducted outside and tested. Covering Chatham and ME1, ME4 and ME7.
- From £195 inc VAT per fan
- Free survey

A common fault in Chatham homes is a bathroom fan ducted into the loft instead of outside.
We cover Chatham and the surrounding ME1, ME4 and ME7 postcodes as part of our work across Kent. Surveys for new installations are free on the UK mainland, with a written quote afterwards.
Extractor fans in Chatham at a glance
- Town
- Chatham, Kent
- Postcode districts
- ME1, ME4 and ME7
- Nearby
- Rochester (1 mile), Gillingham (1 mile) and Strood (2 miles)
- Price region
- South East
- Survey
- Free survey (UK mainland)
Extractor fans for Chatham homes
Many existing fans were never doing their job: undersized, ducted into the loft space, fitted with a flex duct crushed in the joists, or switched off by occupants because they were noisy. The rate a fan delivers through a real duct run is often far lower than the number on the box, which is why we size to the room and test the result.
Like-for-like replacement
A new fan on the existing duct and wiring, often with an overrun timer or humidity sensor.
New fan through an outside wall
Core drilled, sleeved, wired from a fused spur and sealed outside.
Guide prices in Chatham
| Work | Guide price |
|---|---|
| Kitchen extract fan, or cooker hood ducted to outside (per kitchen) | £435–£775 inc VAT |
| Like-for-like extractor fan replacement (existing duct and wiring) (per fan) | £195–£325 inc VAT |
| New extractor fan through an outside wall (core drilled, wired, tested) (per fan) | £380–£600 inc VAT |
Guide prices using South East rates. Prices include VAT at 20%. A guide price is not a quote: we confirm a fixed price in writing first.
When to get it looked at
- The duct ends in the loft rather than outside
- A kitchen with a recirculating hood and condensation on the windows
- Mirror still steamed up 20 minutes after a shower
Rules that apply in England
English building work follows Approved Document F (2021 edition) for ventilation rates, installation and commissioning. It sets extract rates for kitchens, bathrooms and utilities and asks for mechanical ventilation to be commissioned and recorded.
Questions from Chatham
How do I get a price for new extractor fans in Chatham?
Use the guide price tool, the form on this page, live chat, WhatsApp or call 0800 088 6341. A postcode and a couple of photos help us give you a useful answer first time.
What size extractor fan does a bathroom need?
In England a bathroom fan should extract at least 15 litres a second, measured at the fan, under Approved Document F. Long or bendy duct runs reduce flow, so the fan often needs to be rated higher than the minimum.
Can an extractor fan vent into the loft?
No. A fan should discharge to outside, because warm, moist air dumped in the loft condenses on the cold roof timbers and causes mould and rot there instead.
What area around Chatham do you work in?
All of Kent. Near Chatham that includes Rochester, Gillingham, Strood and Snodland.
Do you cover Chatham and nearby?
Yes. We cover Chatham and nearby places including Rochester, Gillingham, Strood and Snodland. Send your postcode and we will confirm.
Send a photo of the existing fan and the outside wall and we will price your Chatham job quickly.
Extractor fans near Chatham
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Answer a few questions for a price range, or send photos and we will come back to you with a written quote.