A close up image of a handyman installing a heating and cooling unit.
A close up image of a handyman installing a heating and cooling unit.

Find a professional heating and cooling technician in South London

Fill in a short form and get free quotes for local heating and cooling technicians in South London

4.0

Great rating - 4/5 (13330+ reviews)

Looking for heating and cooling technicians?

  • Air conditioning
  • Heaters
  • Boilers
  • Heat pumps
  • Central AC
  • … or anything else
It only takes 2 minutes. And it's free.
Up to 50% cheaper than franchise dealers
No job too big or small
Free insurance coverage
Secure cashless payments
Same day or next day service at no extra cost

Best rated heating and cooling services near me

Recent Heating & Cooling reviews in South London

Nest thermostat fitted, very happy with polite professional service

Install nest thermostat

£100

Fantastic service, experienced Gas engineer. I very highly recommend him.

Replace Diverter Valve on the Boiler

£180

Great guy did what he was meant to do and very friendly. Very much recommend him.

Loft insulation

£100

Great service. Would highly recommend. Was working with a very old boiler system that had been wired in an odd way and managed installation totally fine.

Install Nest Thermostat

£100

Whole job completed within 30 minutes. Excellent.

All contents of loft removed and disposed of

£150

Anthony was knowledgeable and gave me lots of tips, and I really appreciate him fitting me in at a days notice!

Install new thermostat for boiler ASAP

£130

What's the average cost of a Heating and Cooling specialist in South London

£97 - £150

low

£97

median

£120

high

£150

Low, median and high bar chart distribuiton

Average reviews for Heating & Cooling Services in South London

based on 31 reviews

4.9

29
1
1
0
0

What is Airtasker?

Post your task

Post your task

Tell us what you need, it's FREE to post.

Review offers

Review offers

Get offers from trusted Taskers and view profiles.

Get it done

Get it done

Choose the right person for your task and get it done.

50+

Tasks successfully completed

2

Average amount of offers per task

14

 mins

Average time to receive offers

What do heating and cooling services include?

HVAC systems play a crucial role in our interior comfort. With just a touch of a button, they are fully capable of keeping us warm during winter and cool in the summer. Heating and cooling services include professional installation, maintenance, and repairs so you can maximise these benefits for a much longer time. 

Heating and cooling experts are often familiar with almost any make and model of equipment from different HVAC companies. If you prefer hiring a trained technician to handle a specific brand, we can also find a qualified person for you. Here are some of the services that you can book from us:

Heating and cooling installation

Heating and cooling installation specialists can help mount single or multi-split systems, ducted systems, hydronic heaters, evaporative air conditioners, or almost any heating and cooling system you need. They typically get the job started by calculating how much space your heater or cooler will cover. If required, they can also help you find the best spots for them to ensure optimum efficiency. 

Some HVAC systems require electrical, plumb, and ductwork, so hiring an expert for the job is vital. They can also do a final inspection before you fully utilise your new heaters or coolers to avoid any potential risks in the future.

Heating and cooling maintenance

When it comes to heaters and coolers, a routine overhaul should always be a top priority. You can get someone to clean your vents and coils, as well as change your air filters regularly. Plus, they can also apply appropriate coating technology and protect your condenser coils from the threats of moisture buildup and corrosion.

In case you want to avoid the sweltering heat of summer and the freezing air of winter, you can schedule pre-season maintenance with us to ensure that your air conditioning is running as smoothly and efficiently before the ultimate increase or drop of the outdoor temperature. 

Heating and cooling repair

Just like any other equipment, HVAC systems from any heating and cooling companies will age, deteriorate, and break down over time. Some parts to look out for include non-responding sensors, clogged ducts, and corroded coils. Some end-users also suffer from leaking, overheating, and corrosion building, which can all lead to even more catastrophic damage if left unattended.

Whether it's because of old age, excessive usage, or inadequate maintenance, repair experts can help you find the source of the problem and repair your heating or cooling system as necessary. They can head over to your place, readily equipped for urgent requests. In no time, they can help get your system back to normal and efficiently operating again.

Recent Heating & Cooling tasks in South London

Gownworn boiler repair and a few other bits

£150

Thornton Heath, Greater London

17th Oct 2026

Hi looking to get a quote for gas registered plumber to alook at my glowworm 15hx boiler which keeps coming up with error code f22 and f25 but tends to fire up in the end after a reset or to and also is leaking small amount when in use also looking to get a few other bits fixed at the same time 1. An under sink waste leak in kitchen 2.looking at maybe getting a InSinkErator Standard 460 Food Waste Disposer installed if possible 3.repalce of towel radiator haven't got replacement yet but looking for similar happy to go and buy one of have it supplied

Boiler service

£120

Risley Close, Greater London, SM4

17th Oct 2026

I need my boiler to be serviced and certified

Plumber to check shower not heating properly.

£60

Norbury, Greater London

17th Oct 2026

The shower is not heating properly as it used to be. Apparently it has to do with descaling and checking the filter.

Nest Thermostat Installation

£75

Norbury, Greater London

14th Oct 2026

Nest Thermostat Installation

Loft insulation

£750

Mitcham, Greater London

14th Oct 2026

The loft is insulated and compliant to the minimum depth but I would like it checked and replaced if necessary

Install loft insulation rolls and clear loft

£200

Tadworth, Surrey

13th Oct 2026

Clear rubbish and current insulation from loft (see pictures). Lay new insulation rolls between joists in loft. Rolls will be provided for an area of approximately 45m2.

Heating not working as issue with Hive connectoin

£50

Mitcham, Greater London

13th Oct 2026

I have a Hive Thermostat and monthly payment. My Hive heating is NOT working and no heating.

Connect/Wire Tado extension unit to combi boiler

£100

Beckenham, Greater London, BR3

13th Oct 2026

Current wiring is faulty as boiler always fires up 24/7. Wiring needs fixing

Awesome - excellent comms, came on the same day and fixed the problem. Will definitely use again.

Boxing in of boiler output

£100

Summerstown, Greater London

7th Oct 2026

I would like this pipework/boiler output boxed in to hide it. It needs to be done in a way that it can still be easily accessed once a year for servicing, but otherwise will be covered up. Ideally done in white to match the walls but not necessary so long as I can paint it after fitting

Ahsan did a great job for me, built just what I asked for and my place is looking much better for it! Nice guy to deal with both in arranging him coming which was easy and he was responsive, and while he was on the job also. Thanks Ahsan!

Replace central heating expansion tank 4 gallon

£75

Green Street Green, Greater London, BR6

2nd Oct 2026

to replace hot water central heating 4 gallon tank and stopcock with new parts

Top guy done the job with no fuss thanks

Plaster the walls and ceiling of a small pantry boiler room

£50

Collier's Wood, Greater London, SW19

23rd Sep 2026

Walls have been light sanded. Needs re plastering after water damage from roof which has been fixed already.

Power flush central heating system (3-bed detached house)

£450

South Croydon, Greater London

23rd Sep 2026

Looking for an experienced Gas Safe registered heating engineer to carry out a full power flush on my central heating system. Property details: 3-bedroom detached house Approximately 8–10 radiators Potterton Promax Exclusive 35 combi boiler Boiler is over 10 years old Plate heat exchanger has been replaced twice due to suspected sludge/magnetite contamination. British Gas has advised a power flush before carrying out any further warranty repair. Please include: Full power flush of the heating system Cleaning chemicals Fresh inhibitor added on completion Cleaning of any magnetic filter (if fitted) Radiator balancing Confirmation/invoice stating a full power flush has been completed Please confirm: You are Gas Safe registered (registration number) How long the job will take Whether all chemicals and materials are included in your quote

Fix my boiler-No hot water

£75

Penge, Greater London

9th Sep 2026

No hot water since this morning. Resetting not working. Flashing red light.Gas service is active. Needed to find issue and repair. Need someone who can provide a job statement

Showed up as expected, quick assessment and fix. Hopefully won't require a call back.

Boiler service

£100

Anerley, Greater London

29th Aug 2026

Need a boiler service as am selling the flat. It’s a Worcester Greenstar 24i Jr boiler

Looking for air conditioning repair person

£250

Croydon, Greater London

29th Aug 2026

Indoor Mitsubishi air conditioning unit is leaking water into the room and needs urgent attention. Looking for a qualified engineer who can attend today or as soon as possible. Likely a blocked condensate drain or loose pipe connection, but happy for the engineer to diagnose on arrival. Domestic property, easy access to the unit. Please only get in touch if you're available to look at this today or tomorrow.

Very good expert. Came along sorted it with no fuss. Highly recommend this person. And would have him work for me again with no hesitation

Build boxing in for boiler pipe work

£150

Woodside, Greater London

28th Aug 2026

Recently had boiler replaced. Pipework was behind some tiles but had to be removed to replace boiler. Tiles broken but need to cover pipework ideally not with tiles again and so it can be accessed if needed. Needs a professional looking finish !

Honeywell smart thermostat to link to the boiler

£150

Mitcham, Greater London

10th Aug 2026

Smart thermostat doesn't seem to be communicating with the actuator. Unsure if that is the issue but I cant change the temp of the water and the taps/showers are barely getting luke warm. Boiler is firing up but just no heat.

Fixed our issues and helped with a few extras <3 highly recommended

Replace thermostatic valve mixer for shower

£30

Holmethorpe, Surrey

7th Aug 2026

The thermostatic shower bar mixer valve needs to be replaced as one of the buttons on the old one has failed.

I need someone to install a thermostat on the radiator tomorrow.

£150

Carshalton, Greater London

20th Jul 2026

I have the boiler installed but I need to install the thermostat to control the temperature. The boiler is a Greenstar 4000 and the thermostat is a Honeywell T3.

Good jobs 5 star good

Boiler relocation

£400

Purley, Greater London, CR8

6th Jul 2026

Boiler relocation to original location bon same floor.