Limited Time Boiler Special Offer


Worcester Greenstar 25i Combination Boiler

(Special Offer)

10 Year Parts & Labour Warranty


Offer Valid For August (Only)


The special offer includes the supplying and fitting of the below...........



  • Worcester Greenstar 25i (combination boiler)
  • Horizontal Flue
  • Worcester System Filter
  • Honeywell TR3 Room Thermostat
  • Filling Loop
  • Magnacleanse Flush Of The Central Heating System
  • Ten Year Parts & Labour Warranty


 All For Just £1700 + vat



Please note this offer is only valid for August 2020  

Contact us today to arrange a free no obligation quotation for your new heating system.


* terms & conditions apply *



We don't endure you with sales calls, we will simply provide you with your quotation and follow up with one courtesy call and then leave the decision in your hands.


Office - 02922 218411

Email -

Worcester Boiler Replacement Special Offer August 2020


Thompson Services have teamed up with Viessmann to offer an exclusive special offer on a Worcester Greenstar 25i combination boiler replacement. For a competitive boiler replacement quotation contact us today, for a free no obligation quote.



Who Is Eligible For The Special Offer?


Any private customer, landlord or small business based in Cardiff, Newport, Barry or Caerphilly would be eligible for the special offer set out below, please note the special offer is only available for August 2020  only.



What Boiler is included within the special offer?


Worcester Greenstar 25i is the boiler associated within the deal. 



What is the guarantee of the boiler?


The Worcester Greenstar 25i is backed with a 10 year parts and labour manufacturers guarantee.



What's included within the deal?

  • Worcester Greenstar 25i combination boiler
  • Horizontal Flue
  • Worcester System Filter
  • Honeywell TR3 Wireless Room Thermostat
  • Built In Filling Loop
  • Magnacleanse Flush Of The Central Heating System
  • 10 Year Parts & Labour Guarantee



Our Price Promise Guarantee


Thompson Services are so confident of our boiler and central heating pricing structure, if you get a cheaper quote from the big 3 companies we will match the price and even knock a further £80.00 off the price.


(Price promise guarantee would only take effect on like for like quotations i.e manufacturer, model and controls.)



Terms & Conditions Of The Offer


The promotional price is based on a combination for combination boiler swap, whether it be a non condensing or condensing boiler it is replacing, as long as condensing pipe can be terminated to local drain and no pump is needed to help provide termination.


If a conventional system is currently in place i.e tanks and cylinder the price will be subject to an increase. As every house is different this price increase will vary on each home. An engineer will go over this with you upon carrying out the quote.


The price is based on the gas line being of the correct size and materials.


The price includes a horizontal flue, no allowance is made for plume kit's or vertical flue within this price but can be added on at additional costs where needed.


The price includes a honeywell TR3 wireless room thermostat, if the customer wishes to include smart controls, this can be done at an agreed additional cost.


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