David knows his stuff. Is very polite and friendly (and very reasonable). Highly recommended.
David (GRT Heating & Gas Services) carried out an excellent job. Absolute prefessionalism from start to finish. Very knowledgeable gentleman and kept us informed at every stage. Arrived when he said h ...
“Excellent communication throughout the job, experienced, knowledgeable and explained all work fully. Highly recommended.” - Mr Barnes
“It was a routine boiler service. He came on time, worked quickly and tidied up. Also was able to take a card payment.” – Mr Evans
“We used GRT to carry out the service of our Viessmann boiler. Communications were excellent and perform the work in a timely manner. Price as expected and found tone very professional. Will use again ...
"Viessmann boiler installation. Excellent work, tidy, on time and professional. I would recommend this company to anyone. Very pleased." - Mr Estall
"David was the one person that actually delivered on his promises. His workmanship and knowledge were excellent."- Mr Green
Work was carried out to a very high standard in accordance with specialist requirements which involved changes to central heating and hot water systems including the installation of a new boiler. His ...
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