27 home air con installers cover Westminster. 12 publish a single-room price: from £1,300 to £2,400. Prices as published on each installer's own website, checked 4 Nov 2026.
Lowest published price
£1,300
Typical (median)
£1,800
Say electrics are included
6 of 27
| Installer | One room from | Pipe included | Electrics | Making good | Brands and warranty |
|---|---|---|---|---|---|
Bromley (Masons Hill BR2) · F-gas: REFCOM Checked 4 Nov 2026 · source |
£1,300 0% VAT |
Not stated | Not stated | Not stated | Not stated warranty on all units (no term) |
Croydon (CR0) · F-gas: not stated Checked 4 Nov 2026 · source |
£1,400 inc VAT |
6m | Extra | Not stated | Daikin, Mitsubishi Electric, Fujitsu 5yr (Daikin/Mitsubishi/Fujitsu/Toshiba); 3yr ( |
City of London (Bell Yard WC2A) · F-gas: REFCOM Checked 4 Nov 2026 · source |
£1,495 + VAT |
Not stated | Not stated | Not stated | Daikin, Mitsubishi, Toshiba manufacturer 5-7yr registered |
not stated · F-gas: REFCOM Elite Checked 4 Nov 2026 · source |
£1,499 inc VAT |
Not stated | Included | Included | Daikin, Mitsubishi Electric, Samsung manufacturer + 12-month workmanship |
Hillingdon (Ruislip HA4) · F-gas: not stated Checked 4 Nov 2026 · source |
£1,500 VAT not stated |
Not stated | Included | Not stated | Daikin, Mitsubishi, LG not stated (review cites 5yr) |
Camden (Finchley Road NW3) · F-gas: REFCOM Checked 4 Nov 2026 · source |
£1,800 VAT not stated |
Not stated | Not stated | Not stated | Not stated 2yr installation + manufacturer |
Westminster (Berkeley Square W1) · F-gas: not stated Checked 4 Nov 2026 · source |
£1,800 VAT not stated |
Not stated | Not stated | Not stated | Daikin, Fujitsu, Toshiba Warranty not stated |
Wandsworth (Battersea SW11) · F-gas: F-gas no. FGAS3016901 Checked 4 Nov 2026 · source |
£1,800 + VAT |
Not stated | Not stated | Not stated | Bosch (Climate 3000i / 5000L) Warranty not stated |
Bromley (SE9); Central London office WC2 · F-gas: REFCOM Checked 4 Nov 2026 · source |
£1,950 0% VAT |
Not stated | Not stated | Not stated | Mitsubishi Electric, Daikin, Samsung manufacturer warranties |
Richmond upon Thames (Twickenham) · F-gas: REFCOM Checked 4 Nov 2026 · source |
£2,000 VAT not stated |
Not stated | Not stated | Not stated | Daikin 3yr parts |
not stated (Carshalton/Sutton area) · F-gas: not stated Checked 4 Nov 2026 · source |
£2,100 VAT not stated |
Not stated | Not stated | Not stated | Mitsubishi Electric, Samsung, Fujitsu Warranty not stated |
Enfield (Southgate N14) · F-gas: not stated Checked 4 Nov 2026 · source |
£2,400 inc VAT |
25m | Included | Included | Daikin, Mitsubishi Electric, Samsung Warranty not stated |
Lambeth (Streatham SW16) · F-gas: not stated Checked 4 Nov 2026 · source |
Not published | Not stated | Included | Not stated | Not stated Warranty not stated |
Brent (NW10) · F-gas: not stated Checked 4 Nov 2026 · source |
Not published | Not stated | Included | Not stated | Daikin, Mitsubishi Electric, Mitsubishi Heavy 10yr installation warranty |
not stated · F-gas: not stated Checked 4 Nov 2026 · source |
Not published | Not stated | Not stated | Not stated | Daikin 5yr on Daikin equipment |
Merton (Wimbledon SW19) · F-gas: not stated Checked 4 Nov 2026 · source |
Not published | Not stated | Not stated | Not stated | Mitsubishi 3yr on installations + 1yr free maintenance |
Barnet (Finchley N3) · F-gas: REFCOM Elite Checked 4 Nov 2026 · source |
Not published | Not stated | Included | Not stated | Bosch, Daikin, Mitsubishi Electric min 5yr manufacturer (up to 7yr Daikin/Mitsubi |
not stated · F-gas: REFCOM Checked 4 Nov 2026 · source |
Not published | Not stated | Not stated | Not stated | Toshiba, Daikin, Mitsubishi Electric full manufacturer warranty |
not stated (London) · F-gas: not stated Checked 4 Nov 2026 · source |
Not published | Not stated | Not stated | Not stated | Daikin, Mitsubishi Electric, Fujitsu 1yr free servicing on new installs |
Ropley, Hampshire (outside London) · F-gas: not stated Checked 4 Nov 2026 · source |
Not published | Not stated | Not stated | Not stated | Daikin, LG, Mitsubishi Electric Warranty not stated |
not stated · F-gas: REFCOM Checked 4 Nov 2026 · source |
Not published | Not stated | Not stated | Not stated | Mitsubishi, Daikin, Fujitsu Warranty not stated |
Kensington & Chelsea (King's Rd SW1W) · F-gas: not stated Checked 4 Nov 2026 · source |
Not published | Not stated | Not stated | Not stated | Not stated Warranty not stated |
Merton (Mitcham CR4) · F-gas: not stated Checked 4 Nov 2026 · source |
Not published | Not stated | Not stated | Not stated | HiddenCo Warranty not stated |
Lambeth (Sail Street SE11) · F-gas: not stated Checked 4 Nov 2026 · source |
Not published | Not stated | Not stated | Not stated | Not stated 12-month workmanship |
Hammersmith & Fulham (W12) · F-gas: REFCOM Checked 4 Nov 2026 · source |
Not published | Not stated | Not stated | Not stated | Mitsubishi Electric, Daikin, Samsung Warranty not stated |
Epsom, Surrey (outside London) · F-gas: not stated Checked 4 Nov 2026 · source |
Not published | Not stated | Not stated | Not stated | Not stated Warranty not stated |
Barnet (Mill Hill NW7) · F-gas: not stated Checked 4 Nov 2026 · source |
Not published | Not stated | Not stated | Not stated | not stated (fitted) 10yr on installations |
Sorted by lowest published price. "Not stated" means the installer's website doesn't say - ask them when you get a quote. VAT is shown as each installer states it, so check before comparing. Is this your business? Add or correct your details, or email [email protected] to be removed.
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