Gas Safe Register

DF Plumbing & Heating Ltd takes gas safety seriously. All of our engineers are on the Gas Safe Register and will have their official identity card when you ask to see it.

Gas Safe Register is the official gas safety organisation in Great Britain. It replaced CORGI on 1st April 2009. Gas Safe Register is responsible for the registration and regulation of gas engineers. Membership is mandatory for any company or engineer working with gas appliances.

If you would like to find out more about Gas Safe Register you can call 0800 408 5500 or visit the Gas Safe Register website.


Worcester Accredited Installers (WAIs) are accredited to install Worcester boilers, solar water heating, heat pumps and underfloor heating to the highest standard.

They are recognised by the Government, oil companies, heating appliance and tank manufacturers as being the acceptable trade body in technician training & assessment for the domestic heating, oil distribution and commercial oil firing industry.

For the oil industry in England and Wales, OFTEC registered technicians are the only people defined as ‘competent’ and able to self certify their work without the need for informing the local building control department. Visit the oftec website at

Worcester Accredited Installer

OFTEC is the Oil Fired Technical Association.

Although these heating engineers are not directly employed by Worcester, Worcester are happy to promote their businesses to their customers through our Find an installer search.

Why choose a Worcester Accredited Installer?

Why not get your Worcester boiler, solar water heating system or heat pump installed by one of your local Accredited Installers? These fully trained independent installers specialise in Worcester installations and can offer exclusive benefits to homeowners. No installation is the same and these professional heating engineers can provide you with advice and free quotes..

• Free, no-obligation quotes
• Extended guarantees up to 7 years exclusive* to these installers
• New installations, servicing and repair work
• Peace of mind with Gas Safe and OFTEC registration

For further information or if you need an estimate please Contact us

Gas Safe Registered Sheffield
Worcester Accredited Sheffield
MCS Approved Sheffield
RECC Approved
NICEIC Domestic Installer


We operate throughout South and West Yorkshire

Deepcar Ecclesfield Chapeltown Barnsley Rotherham Penistone High Green Sheffield Huddersfield