Welcome to Warm & Cool London. Heating & Cooling Experts.

How can we help you?

Warm & Cool London's Premium Heating & Cooling Specialists

Catherine Collingborn
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Quantum have serviced my boiler for the look few years. They are reliable, arrive on time and are happy to answer questions/explain things. Very happy with their work.
Peter Carse
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Spot on service by company. Fixed problem in minutes. Friendly, knowledgeable and thoroughly professional. Will definitely go back to them from now on if I have plumbing problem.
Simon Otter
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Hilton and team replaced my combi boiler and power flushed the central heating system in Acton W3. Punctual, polite and professional. I would recommend.
Click below to see the reason why we’re London’s 5-star heating and cooling service.

Warm & Cool London Boiler Installation

At Warm and Cool London, we put quality, reliability and eco-friendliness at the forefront of everything we do, which is why Warm and Cool London will only ever deal with the Vaillant brand.

If you’re in the market for an environmentally friendly and cost-effective boiler, you should look no further than the Vaillant range. Vaillant is dedicated to providing energy-efficient boilers with low emissions whilst always prioritising renewable technologies with a focus on anticipating future needs. Vaillant heating and hot water systems use sustainable energy sources, providing customers with simple and eco-friendly ways to save on energy.

Vaillant Boilers are known for their high performance, dependability, and exceptional quality, making them an excellent choice for any property and the reason why we choose Vaillant over all other manufacturers on the market.

Warm & Cool London Heat pump installation

We all want to save some money and feel like we are doing our bit for the planet. With heat pump technology widely used across Europe ( even in cold countries! ), it is now possible to do both.

There’s a lot more to understand compared to replacing an old gas boiler with a new model. To help you understand the process of Heat pump Installation and how Warm & Cool London can help you, we have filed everything you need to know on the following page.

Warm & Cool London Boiler Servicing & Boiler Plans

London Boiler Service

Keep your warranty in place with the Boiler Safety & Performance Inspection
(Boilers with Warranty / Guarantee)
£ 162 Annual safety inspection inc VAT
  • Test all safety devices
  • Flue gas analysis
  • Gas leaks
  • Gas Consumption
  • Condensate Trap
  • Inspect for water damage
Service only

London Boiler Plan

Inc Homeowners Gas Safety service parts system protection
(Boilers with Warranty / Guarantee)
£ 240 Extra support & full boiler service inc VAT
  • Inc WCL London Boiler Service
  • Test all safety devices
  • Extended Phone/ Video Support
  • Parts - Gaskets, Seals, Electrodes
  • Chemical test & re-dosing
  • Water Connections
Extra care

Warm & Cool London Air Conditioning Installation

Daikin AirCon

£TBC inc Vat

Fujitsu AirCon

£9999 inc Vat

Panasonic AirCon

£9999 inc Vat
Much like our heating systems, Warm and Cool London only deals with 
top quality, reliable manufacturers for our Air Conditioning units.

Choose from a range of High-end systems by leading manufacturers such as Deakin, Mitsubishi, Toshiba, Panasonic and Fujitsu. Click below to find more info about the high-end Air Conditioning units we offer to our London customers.

Warm & Cool London's Knowledge Vault

At Warm & Cool London we understand that both heating and air-con installation can be confusing at the best of times – that’s why we’ve put everything you need to know in a handy section of our website called the Knowledge Vault. Put your mind at ease today with Warm & Cool London’s knowledge vault!

Everything you should know about your Vaillant Boiler system

Hit the link below to read more

Everything you should know about your Vaillant Heat Pump

Hit the link below to read more

Everything you should know about your Air Conditioning system

Hit the link below to read more

Welcome to Warm & Cool London

Based in Central London, our team of experts draw on their experience to offer the highest level of workmanship and customer service, which have always served to set us apart from our competitors.
As a business, we have over 30 years’ worth of experience in the heating and air conditioning installation sector. Our team of installation professionals draw their high level of proficiency from experience at both OEM and manufacturer levels, whilst also receiving exclusive training from Europe’s top heating and plumbing manufacturers.