N.Leonardi is a domestic and commercial gas safe registered business, established in 2009. We have over 20 years experience in the trade. Please see our reviews on Which Trusted traders.

We offer up to 12 years guarantee on certain boilers. We are fully insured and offer a wide range of plumbing and heating solutions ranging from full heating installation and bathrooms to breakdowns and servicing.

Why choose N Leonardi Limited

  • Reliable, Professional, Specialist. Proud member of Which Trusted Trader.
  • Upto 12 years guarantee.
  • Guaranteed Fixed Prices, no hidden costs. 


Gas safe


  • Cylinders
  • Gas boiler
  • LPG
  • Commercial

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