OneHeat Limited

Our Heating & Air Conditioning Services

Professional heating, boiler and air conditioning services from OneHeat Limited

Our Services

Boiler Installations
01

Boiler Installations

Professional new boiler installations and system upgrades across Barnsley, Wakefield, Rotherham and Sheffield. Full site survey, product guidance and Gas Safe certified installation with practical finance options.
Boiler Servicing
02

Boiler Servicing

Annual boiler servicing by Gas Safe-registered engineers — burner and heat‑exchanger cleaning, safety and pressure checks, plus radiator flushing where needed to avoid breakdowns and protect warranties.
Boiler Repairs
03

Boiler Repairs

Fast, reliable boiler repairs by Gas Safe engineers across Barnsley and nearby towns. Same‑day call-outs for no heating, no hot water, ignition lockouts and low pressure — we diagnose and fix or arrange rapid follow-up work.
Air Conditioning
04

Air Conditioning

OneHeat Limited provides professional air conditioning services for domestic and commercial customers across South Yorkshire.
Plumbing Services
05

Plumbing Services

Local, accredited plumbers for repairs, leak detection, pipework, unblocking and new shower/bath installs across Barnsley, Wakefield, Rotherham and Sheffield. Fast response, Gas Safe engineers and practical finance options.
Central Heating System Installation
06

Central Heating System Installation

Full central heating system installation across Barnsley, Wakefield, Rotherham and Sheffield. OneHeat Limited supplies and fits complete systems with quality components and reliable aftercare.
Gas Safety Inspections
07

Gas Safety Inspections

Gas Safe certified inspections for homeowners and landlords across Barnsley, Wakefield, Rotherham and Sheffield. OneHeat Limited carries out thorough checks and issues gas safety certificates on completion.
Air Source Heat Pumps
08

Air Source Heat Pumps

Energy-efficient air source heat pumps supplied, installed and maintained by Barnsley’s accredited heating engineers. Grant advice, running-cost modelling and practical finance to make the switch simple and reliable.

184 Five-Star Reviews

Google
Thanks Ricky and Adam at Oneheat. Job done as explained no issues throughout, professional and helpful with any questions. Job welldone.Google

What Our Customers Say

Thanks Ricky and Adam at Oneheat. Job done as explained no issues throughout, professional and helpful with any questions. Job welldone.

Malcolm Baker

GoogleGoogle2026-06-03
Had a boiler installed received geat service, lots of care given to property and cleaned up afterwards. I would highly recommend to anyone

Craig Cardwell

GoogleGoogle2026-05-27
One Heat limited provided a prompt service addressing my plumbing issues at a reasonable price for the work undertaken which was to an excellent standard.

New Reviewer

GoogleGoogle2026-05-19

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Heating Services | OneHeat Limited | OneHeat Limited