Air Conditioning Installation in Lewisham

A single-room wall-split air conditioning installation in Lewisham typically starts around £1,495 + VAT supplied and fitted. Multi-split and commercial VRF installations are quoted after a free on-site survey — pricing depends on unit count, pipe runs and electrical works.

Most domestic and commercial air conditioning installations in Lewisham fall under permitted development, but listed buildings, conservation areas and outdoor condensers near a boundary can require planning. Our surveyor will confirm the position for your Lewisham property before installation.

Yes. Every engineer carrying out air conditioning installation in Lewisham holds a current F-Gas (Category I) qualification, as required by EU/UK Regulation 517/2014 for anyone handling refrigerant.

A standard single wall-split installation in Lewisham takes one working day. Multi-split systems take 2–3 days and larger commercial VRF installations 5–10 days depending on scope.

Air conditioning is always priced from a survey, never a flat fee. Cost depends on cooling load, unit count, pipe runs, electrical works and access at your Lewisham property. We carry out a free on-site survey and issue a fixed written quote before any work starts.

Yes. Every engineer holds F-Gas Category I certification and we operate as a REFCOM registered company, as required by F-Gas Regulation (EU) 517/2014 for anyone handling refrigerant in Lewisham.

We install inverter-driven DX systems and air-source heat pumps — wall-split, multi-split, ceiling cassette, ducted and VRF / VRV heat-recovery — running low-GWP R32 refrigerant, or R410A where existing pipework requires it.

We usually attend for a free air conditioning survey within 48 hours across Lewisham, with reactive repair and maintenance callouts available 7 days a week.

You receive an F-Gas commissioning and leak-test record, an electrical minor works certificate, Building Regulations notification where applicable, manufacturer warranty registration and full O&M documentation.

Yes. We install and maintain air conditioning for offices, retail units, restaurants, hotels, gyms, server rooms and industrial premises across Lewisham and the surrounding areas.

A job is legally considered “non-domestic” or commercial if the gas appliance is rated above 70kW (kilowatts) net input. Appliances below this are generally domestic, though the location (e.g., a boiler in a shop vs. a house) can sometimes influence the necessary certification.

BS 6891 is the installation specification for low pressure natural gas pipework of up to 35mm (R 1¼”) in domestic premises. This standard applies to gas installation pipework where the nominal working pressure is 21 mbar.

Commercial Pipework Competent in the install & removal of gas pipework greater than 35mm (1 1/4") in diameter.

The Dangers of Doing A Gas Line Installation Yourself The primary reason to avoid installing a natural gas line yourself is safety. Natural gas is an efficient and reliable fuel, but it's also highly combustible. A mistake during a new gas line installation can have devastating consequences.