Scores based on 39 reviews

Reliability & timekeeping

Invoice history based on 27 reviews.

Invoice History
Charged as per quote / estimate96.3%
Above quote / estimate: kept informed3.7%
Appointments reported as missed (6 months) 0
Average score 9.98
39 reviews
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  • VAT registered
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Hi, my name is Mark and I’m the owner of 1st Boilers.
We are specialists in the installation of new A-Rated Boilers and are passionate about providing a 1st class service from start to finish.
If you are looking for a new boiler we are the company to call!
We are very passionate about our workmanship and you will see from the pictures of our work that this is true.
We fully flush every single one of our boiler installations out so you can be assured that your system will be left in perfect condition after the installation is complete.
We pride ourselves on customer service and job satisfaction with reviews and testimonials to match. Services we provide:

  • Boiler installations
  • Power flushing 
  • Servicing

We can also provide flexible low rate boiler finance with no deposit.
we also accept all major debit and credit cards.
We are Gas Safe registered and members of the government backed scheme Trustmark.
We are happy to give out free advice and answer any questions you may have.

Based in

Rayleigh, Essex, SS6 7LD

Works in

All of essex and some london, Basildon, Canvey Island, kent., Rayleigh, Romford, Westcliff-on-Sea