Koziwarm
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Koziwarm
Here at KOZIWARM we have been specialising in the service, repairs and installation of combination and condensing boilers since 1981. We are also one of the largest family run companies in the area and have been covering the whole of North East from Middlesbrough and Durham, Sunderland and Newcastle to Berwick and across to Haltwhistle.

Our fully qualified, Gas Safe registered and CRB checked Operatives aim to provide expert professional service at all times. We are also members of several trade and training bodies. If your old boiler requires replacing or you need a complete new heating system, why not arrange for a free and no obligation quotation.

Our experienced assessors will advise you as to the best equipment to meet your needs. All our competitively priced boilers are the most up to date high efficiency models, (according to The Energy Saving Trust, you can save up to 40% on your gas bills with 'A' rated boilers). Once started, our highly skilled installation team will work to the current standards and regulations giving you peace of mind.
Reviews (8)
Jonathan Blackie
Jonathan Blackie
Dec 02, 2021
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Hats off to the heating engineers at Koziwarm. First, got heating back by fitting two new control valves, then finding and fixing electrical fault on the control panel. All in time for Storm Arwen. Great job Kevin and team.
Denise Horsborough
Denise Horsborough
Sep 18, 2021
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Positive: Professionalism, Punctuality, Quality, Responsiveness, Value
Just had an engineer replace our thermostat in our boiler, he was so pleasant, cheerful, friendly and very efficient. Great firm Koziwarm glad my insurance uses them.
Service: Thermostat installation
Elaine Pearson
Elaine Pearson
Apr 28, 2021
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Positive: Professionalism
Excellent service, we have had 3 call outs from other companies to find the cause of a noise on our water boiler. Koziwarm visited, found the cause and sorted the problem. Fabulous service. Thank you
Service: Heating system repair
David Greensitt
David Greensitt
Apr 14, 2021
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Positive: Professionalism, Punctuality, Quality, Responsiveness, Value
I had a new boiler installed at Heddon on the Wall, May 5th, 6th.
The two engineers, Ryan and Dale were absolutely first class. I cannot fault their courtesy, attitude and expertise. They were excellent and a credit to Koziwarm.. Best regards David Greensitt
Service: Boiler installation
Melanie Atkinson
Melanie Atkinson
Apr 06, 2021
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Not even worth one star discussing attitude to customers if they can’t answer a question they hang up on you no job sheet or information of problem with boiler. My boiler went off this company came out and got boiler back on the boiler had no power so no hot water or heating they did come out the next day to sort problem but 24 hours later same problem happened unfortunately this was a Sunday when office was closed two hours it took me and insurance company to get through to out of hours number when finally got through was told no one can come out that day and to ring office 8am Monday so I did
Not Amused
Not Amused
Apr 04, 2021
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Positive: Professionalism, Punctuality, Responsiveness
Lee from Kozi warm was very professional and helpful and would recommend lee all day long for any plumbing work
Service: Heating system repair
Mark Henderson
Mark Henderson
Feb 20, 2021
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Came out to my grans house to repair a boiler. Waited over 5 days for parts. Night of repair, we visited my gran to find her sitting in a cold house with no hit water or heating.
Logged another visit in with them for the next day and never turned up.
They said the job was cancelled as they rang the wrong number.
Wont come out and its Friday night and temperature is dropping below 0.
Terrible service again.
Didn't have the decency to ring the number that logged the new problem. Then blaming mis communication.
The family members who cancelled the job, have been reported for neglect of the gran
Jamie Elliott
Jamie Elliott
Jul 14, 2020
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Positive: Professionalism, Punctuality, Quality, Responsiveness, Value
Very professional and friendly service. From the staff answering our call to the engineer who visited, could not fault. Would recommend and would use again.
L. Elliott
Service: Heating maintenance