£250 Discount Off All New Boilers Before 30th April 2020

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London's No.1 Boiler Installation & Replacement Specialists

Boiler Installation Made Easy

LS1 are the boiler installation experts you’ve been looking for. Get a new boiler before the hot water runs out.

PRICE MATCH GUARANTEE – if you find a cheaper like-for-like quote we’ll match it AND give you a £50 high street voucher.

FLEXIBLE PAYMENT OPTIONS – including Buy Now Pay Later and 0% finance available from just £9 per month.

AWARD WINNING CUSTOMER SERVICE – our customer service team are trained to listen not to sell.

5 STAR CUSTOMER SATISFACTION – we have a 5 star rating on Trust Pilot and Which? Trusted Traders.

INSTANT ONLINE QUOTE – or we can send a surveyor to your home to provide a free, no obligation quote.

FREE 24/7 EMERGENCY BOILER BREAKDOWN COVER – 5 star boiler cover on new boiler installations.

PEACE OF MIND – Up to 12 year warranty on new boilers.


Are you a keyboard warrior? We can now complete an advisory survey online. Just start an instant chat with one of our friendly team and they will advise you on what pictures you’ll need to upload etc.

Getting a Boiler is as Easy as ...

Don’t panic, we offer evening and weekend appointments so there’s no need to book any time off work!


Fill in our online quote calculator or call our friendly team for a quote on new boiler installation. Once an engineer has visited your property we offer a fixed price promise on your quote.


Decide whether you want to spread the cost of your boiler in easy monthly payments with 0% finance available, or pay in full upon satisfactory completion of the job.


Choose a boiler installation date that suits you, then sit back and relax, while our experienced engineer installs your brand new energy saving boiler.

Why Us?
  • LS1 offers affordable and honest pricing – put us to the test and we’re sure you’ll be happy with our quote. We can also offer 0% finance starting at just £9 per month. There are never any hidden costs so you can have piece of mind knowing that the new boiler or boiler installation costs we quote you are written in stone and you won’t pay a penny more.
  • We’re simply the best! Well we like to think so, but we’re also backed up by hundreds of positive reviews on independent review sites, and our award winning customer service will ensure your installation and after-care service is hassle free.
  • We’re highly experienced boiler installers– we are one of just 5% of gas installers who have been DIAMOND accredited by leading boiler manufacturer Worcester Bosch. This means we have been through a stringent vetting and training process and are authorised to offer longer guarantees on their boilers. Our gas safe registered engineers will ensure that the job is done at the highest possible standard.
  • We’re better than the ‘big boys’ – we’re not a nameless corporate entity, we genuinely care about our customers and doing a great job for them. We’re passionate about helping our local community and beyond with our various charity work.


Scores based on 170 reviews
Appointments reported as missed (6 months) 0
Average score 9.95

“The Worcester Bosch Group aim to work with a very select group of independent heating companies. These companies, including LS1 Boiler Installation, demonstrated a commitment to great customer service and quality workmanship over a sustained period of time.”

Alex Swann – Worcester Bosch – Business Support Manager

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Get In Touch Today!

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