Gas, heating & plumbing · London & the South East

Gasonic · London & the South East

Commercial gas, heating
& plumbing.

A dependable team for your building’s essential systems. Supporting property managers, landlords and businesses across London and the South East.

commercial services

From everyday care
to complete installations.

01 / COMMERCIAL

Boiler installation & replacement

Commercial heating and hot water systems specified around your building, demand and existing installation.

  • New boilers, replacements and upgrades
  • Plant room pipework and flue alterations
  • Testing, commissioning and system handover
02 / COMMERCIAL

Planned preventative maintenance

Keep on top of servicing with a maintenance programme suited to your premises or property portfolio.

  • Scheduled servicing and inspections
  • Clear service records and recommendations
  • Maintenance coordinated around building use
03 / COMMERCIAL

Reactive repairs

Practical fault-finding when your heating, hot water or plumbing needs attention.

  • Diagnosis of system and appliance faults
  • A clear explanation of repair options
  • Repairs and recommendations for ongoing care
04 / COMMERCIAL

Commercial plumbing

Installation and alteration of water systems for refurbishment, fit-out and operational requirements.

  • Hot and cold water services
  • Pipework, plant room and riser works
  • Washroom installations and alterations
05 / COMMERCIAL

Gas safety inspections

Support for building owners, landlords and managing agents with inspections and documentation appropriate to the installation.

  • Commercial gas safety checks
  • Records for your property files
  • Clear reporting of findings and required work
06 / COMMERCIAL

Heating & water system controls

Get more practical control over when and how your building’s systems operate.

  • Heating zones and control upgrades
  • System integration and commissioning
  • A clear explanation of operation

Your questions, answered.

Can you work around an occupied building?

We discuss access, operating hours and disruption during the assessment, then agree a practical programme with your team.

Do you maintain multiple properties?

We can discuss a planned maintenance approach for your premises or portfolio, including service scheduling and records.

What information helps you prepare a quote?

Tell us the property location, the type of system, the issue or planned work, and any access or timing requirements. Photographs and existing service records can also help.

Our work in practice

A more efficient hot water system

A commercial boiler replacement, carefully coordinated around a working police station.

Explore the project
EcoCharger commercial hot water boiler with insulated pipework and gas supply

A closer look at our work

Inside the plant room.

Opened plate heat exchanger with insulated pipework in a commercial plant room
Plate heat exchanger and associated pipework.
Water booster set with control panel, pressure vessel and connected pipework
Water booster set and pressure vessel.

Let’s talk about your next project.

From a boiler service to a complete plant room upgrade, talk to our team.