Fixed Price Gas Safety Certificates £50.00 + vat

Thompson Services offer's landlords and homeowners fixed price gas safety certificates at a cost of just £50.00 + vat (Cardiff, Penarth, Barry, Newport, Caerphilly & Penarth), which includes all gas appliances within the property.


If you would like to add a boiler service alongside the gas safety certificate this can be done for a cost of just - £75.00 + vat for properties based in Cardiff, Newport, Barry, Penarth, Caerphilly, Radyr.


We will take care of the whole process, to take the stress of organising access off your hands, If you provide us with the tenants details and or the letting agency who manages the property we will organise access and if needed collect keys.


Complete the gas safety online form (below) today and we will organise the rest, and send your digital gas safety certificate and invoice via email after it has been completed.





Thompson Services gas safety certificate (CP12)


£50.00 + vat

Price for South Wales properties


Booking Availability


Engineers work 8am-5pm

Evenings & Saturdays possible depending on availability.



Monday - Friday

(Exact time of inspection will be confirmed after booking)


Engineer availability


(Depending on engineer availability.)



Gas Safety Certificate for all gas appliances i.e

  • Meter
  • Gas boiler (excluding back boilers)
  • Gas hob/oven/cooker
  • Fire (if applicable)





Fixed Price

From £50.00 + vat


- Combined Boiler Service & Gas Safety Certificate.


By servicing your boiler annualy cuts down on high and unexpected repair costs. We can carry out you gas safety certifcate and boiler service at a fixed price of just £90.00 + vat.



£100.00 + vat


(Price is fixed for all locations in south Wales)


Digitally Accessible Gas Safety Certificate (CP12) PDF Version sent via email.


We keep back-ups of all cp12’s for 12 months and can re-send at any time free of charge.


Annual reminders sent each year.

(Annual gas safety reminders are sent 2-3 weeks before the renewal date, via email, text and a letter.)







Included within the price








Terms & conditions

* The prices above does not include a back boiler and fire service, please email us for a quotation if you have a back boiler in place

* The price of a service/gas safety/legionella check does not include any parts needed for any rectification works that may arise on a service

* If there is an issue with the heat exchanger that becomes apparent on the service, this would involve a seal kit which we would then quote on separately to the initial service

*All additional works/parts will be quoted on before anything is carried out

*If the boiler/appliances are found to be unsafe we will isolate the boiler issue a warning notice, advise on the necessary works required to rectify the issue. There will still be a charge for this




Office - 02922 218411
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Thompson Services Heating, Plumbing and Bathroom's 21 Miskin Street, Cathays, Cardiff, CF24 4AQ