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DGN Gas Boiler & Cylinder Installation logo

DGN Gas Boiler & Cylinder Installation

Gas and heating engineers serving London and surrounding areas

Rated 5 out of 5 on Google
179 Google reviews

About DGN Gas Boiler & Cylinder Installation

DGN GAS installs boilers and cylinders, designs and installs central heating, and works on heat pumps and underfloor heating. It also provides boiler servicing and repairs, power flushing, gas safety certificates, plumbing installation and air conditioning for homes and commercial customers.

Founded by Ravinder Singh almost a decade ago, the company works with homeowners, landlords, developers and families in new builds and renovations. Its team is Gas Safe registered for domestic and commercial work, and F-Gas qualified for air conditioning.

Installations range from boiler replacements to complete heating systems. The company says it gives a no-obligation quote, works across London and surrounding areas for installations, and offers servicing and maintenance in West, North West and South West London. It installs Worcester Bosch, Vaillant and Baxi boilers with manufacturer warranties.

Accreditations

  • Gas Safe registered
  • F-Gas qualified
  • REFCOM registered
  • Vaillant Advance Installer
  • Baxi Approved Installer
  • Worcester Bosch installer

Areas covered

  • Southall
  • Ealing
  • Hounslow
  • Harrow
  • West London
  • North West London
  • South West London

Services

Boilers and heating

  • Boiler installation
  • Boiler servicing
  • Boiler repairs
  • Central heating design and installation
  • Power flushing
  • Underfloor heating

Other installations and services

  • Cylinder installation
  • Heat pump installation
  • Air conditioning
  • Plumbing installation
  • Gas safety certificates
  • Landlord services
  • Emergency callouts
What their website says about each service
  • Central Heating
    “06 Central Heating Full system design & installation · London-wide”
  • Gas Boiler Installation
    “01 Boiler Installation All major brands · London-wide · Gas Safe registered”
  • Plumbers
    “13 Plumbing Installation First & second fix · Renovations & new builds”
  • Underfloor Heating
    “04 Underfloor Heating New builds & retrofits · London-wide”
  • Water Tanks & Cylinders
    “02 Cylinder Installation Megaflo specialists · London-wide”

What customers say

Ravinder Singh provided the best customer service we've ever experienced. Professional, punctual, and genuinely caring — he went above and beyond to ensure everything was perfect on a new boiler install.
Jazz Singh
I have had a heating system including a Vaillant boiler, Megaflo and underfloor heating installed by DGN GAS. A very professional service and am extremely happy.
Brian Hatch
I had a new hot water cylinder fitted. DGN GAS arrived the next day, carried out diagnostics and resolved the problem.
David H

Shared on dgngas.com.