★★★★★
based on 137 reviews published
Latest positive customer reviews
Excellent telephone responsiveness. Impeccable after-sales service.
Very professional and responsive team. Totally met my expectations
A really serious company, the technician listens to us: very efficient, available and competent. I would recommend your company for its seriousness, availability, speed of response and efficiency.
Very happy with my purchase of a 9 KW single-phase boiler, very good value for money, easy to install, quality boiler!
Thank you for the fast delivery! 2 days after my order, the device was delivered to me. I was very enthusiastic about the informativeness on the phone and found the installation of the device very easy.
Very fast delivery without unpleasant surprises. I am very satisfied with the team that advised me on the replacement of my boiler, the adjustment of the circulation pump and the choice of electrical accessories. Super service ! I also appreciated the installation videos that were provided. Thank you and see you soon for more projects. (:
Top helped, still don't understand why more attention is not given to this, easy change from gas to electric
Nice product (Electra central heating boiler)
Advice and responsiveness. Very professional!
Super after-sales service, accessible, very responsive and very accommodating. Thermo Group knows its products inside out, provides a comprehensive troubleshooting guide (you don't find that everywhere) and top-notch assistance in the event of a problem, even outside the warranty period. As soon as a problem arises, spare parts are dispatched as quickly as possible. You can really feel their desire to support the customer throughout the life of the product. Hats off to them!
I've bought two boilers from Thermo Group and I'm completely satisfied. I recommend them without hesitation.
What a pleasure to be able to count on real service! Of course, the machine can have a little problem, but the most important thing is that the problem is understood and taken care of impeccably. What could be better than calling and having someone on the other end of the line who cares about your problem and works to resolve it as quickly as possible? So yes, I recommend Thermogroup!
The control unit plays its role perfectly A heater indicator is missing
The advice, the help with setting up, the availability of the correspondents.
The team is always at the top of its game. If you have the slightest problem, the after-sales service provides a guarantee, even if they're busy. Don't worry if you can't reach them, they'll call you back. Part requested the day before, received the next day, very efficient. Boiler 6kw modulable 4kw, (energy savings )for less cold weather. I really don't regret my old oil-fired boiler, and it looks great too.
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Super team, (advice, information, help with installation) We know we can count on them Super boiler, economical, quiet, space-saving When I think back to my old oil-fired boiler I recommend
What I liked was the professionalism and courtesy of your staff. They were patient, Herman and Cedric that I spoke to, were helpful and made the 'chats' that I had with them enjoyable. An improvement might be on-line access to drawings and diagrams. Some of the type face on the product paperwork was extremely small.
Efficient. Available. Fixes problems if any. Very good experience. Buy on 19/04/2022
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Order and shipment of the goods has worked very well
Serious company, very good information was given to me and so I bought the boiler. Today I received the package on time, the boiler is well protected in a thick cardboard box. What I appreciate is being called back when the phone is busy.
Good guidance on the purchase of the CV. Unfortunately we had the misfortune that a switch broke fairly quickly. But this was well taken care of by Thermogroup and fixed very quickly. I recommend this company
You are a very good company. No question is too much for ue. On top of that you also provide a top quality product. Very clear Dutch manual and everything is explained very detailed. Need an electric boiler? I highly recommend this company.
Service support delivery very good boiler simple reliable economical to classify in long-lasting product and well secured.
The equipment ordered, the advice, the availability to answer questions, the responsiveness of the shipment.
I placed my order and they gave me good advice. I received my order very quickly, in line with my expectations. As I had very hard water, I filled my network with demineralized water, I gained at least 10% efficiency on my boiler and I have no more noise. I'm very satisfied.
Responsiveness and speed. The communication, advice and friendliness of the people I spoke to. The order, the packaging, the delivery, the quality of the material, nothing to say. Above all, don't change a thing, you were at the top of your game.
Fully satisfied
Purchased central heating boiler and works perfectly. Excellent service should you have any problems with the installation.
Simple, efficient, easy-to-install and inexpensive electric boiler. Efficient, responsive and super-friendly after-sales service. In short, ThermoGroup is highly recommendable!
Very fast and uncomplicated delivery. Top!
Good receipt of the order, on time and in perfect condition. Good advice on the phone to select the right products.
Seriousness. Professional. Responsiveness.
Equipment ordered Tuesday evening and delivered Thursday around noon. Frédéric on the phone was very friendly and answered all my questions clearly.
Thanks for the advice. Very professional and friendly. Very fast delivery. I recommend
After I needed a temporary heating source for my underfloor heating - I came across this product while researching on the internet. The product convinced me 100%. Good decision good buy. 100% purchase recommendation
Easy installation. Neatly constructed device.