9.8/10
★★★★★
based on 137 published reviews

Latest positive customer reviews

5/5
★★★★★
Excellent telephone responsiveness. Impeccable after-sales service.
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Francis H. (acheteur vérifié)
purchased on 29/09/2023 
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5/5
★★★★★
Very professional and responsive team. Totally met my expectations
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Thomas Et Salome M. (acheteur vérifié)
purchased on 12/12/2023 
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5/5
★★★★★
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.
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Jacki S. (acheteur vérifié)
purchased on 15/01/2024 
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Answer from Thermogroup
Hello and thank you for your comment. We do our utmost to satisfy all our customers. Sincerely, the Thermogroup team
5/5
★★★★★
Very happy with my purchase of a 9 KW single-phase boiler, very good value for money, easy to install, quality boiler!
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Nicolas G. (acheteur vérifié)
purchased on 21/12/2023 
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5/5
★★★★★
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.
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Gaya (acheteur vérifié)
purchased on 10/10/2023 
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5/5
★★★★★
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. (:
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Wowoti9801 (acheteur vérifié)
purchased on 17/10/2023 
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5/5
★★★★★
Top helped, still don't understand why more attention is not given to this, easy change from gas to electric
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Arjan M. (acheteur vérifié)
purchased on 13/04/2022 
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4/5
★★★★☆
Nice product (Electra central heating boiler)
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Emco (acheteur vérifié)
purchased on 08/03/2022 
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5/5
★★★★★
Advice and responsiveness. Very professional!
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Christophe G. (acheteur vérifié)
purchased on 10/03/2023 
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Answer from Thermogroup
Thank you very much for your opinion!
5/5
★★★★★
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!
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Brigitte K. (acheteur vérifié)
purchased on 07/10/2020 
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5/5
★★★★★
I've bought two boilers from Thermo Group and I'm completely satisfied. I recommend them without hesitation.
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Morgan F. (acheteur vérifié)
purchased on 27/01/2021 
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5/5
★★★★★
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!
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Philippe O. (acheteur vérifié)
purchased on 04/12/2021 
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5/5
★★★★★
The control unit plays its role perfectly A heater indicator is missing
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Valentin F. (acheteur vérifié)
purchased on 04/08/2022 
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Answer from Thermogroup
Thank you very much for your opinion, Valentin! We are constantly working to improve our products and take all your comments into consideration.
5/5
★★★★★
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Mathieu G. (acheteur vérifié)
purchased on 30/11/2022 
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5/5
★★★★★
The advice, the help with setting up, the availability of the correspondents.
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Sarl Martin Et Fils S. (acheteur vérifié)
purchased on 11/12/2017 
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5/5
★★★★★
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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Eric T. (acheteur vérifié)
purchased on 05/05/2022 
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5/5
★★★★★
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Verifizierter Käufer (acheteur vérifié)
purchased on 05/11/2022 
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5/5
★★★★★
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Verifizierter Käufer (acheteur vérifié)
purchased on 29/10/2022 
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5/5
★★★★★
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
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Eric T. (acheteur vérifié)
purchased on 05/05/2022 
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5/5
★★★★★
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.
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Stephen G. (acheteur vérifié)
purchased on 25/08/2022 
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5/5
★★★★★
Efficient. Available. Fixes problems if any. Very good experience. Buy on 19/04/2022
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Leon S. (acheteur vérifié)
purchased on 19/04/2022 
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5/5
★★★★★
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Eckhardt.j (acheteur vérifié)
purchased on 10/11/2021 
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5/5
★★★★★
Order and shipment of the goods has worked very well
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Verifizierter Käufer (acheteur vérifié)
purchased on 22/02/2022 
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5/5
★★★★★
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.
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Thierry C. (acheteur vérifié)
purchased on 10/03/2022 
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5/5
★★★★★
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
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C.m.h. G. (acheteur vérifié)
purchased on 25/06/2020 
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Answer from Thermogroup
Thanks for your response
5/5
★★★★★
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.
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Marinus (acheteur vérifié)
purchased on 06/01/2022 
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Answer from Thermogroup
Thanks for your response
5/5
★★★★★
Service support delivery very good boiler simple reliable economical to classify in long-lasting product and well secured.
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Maite G. (acheteur vérifié)
purchased on 02/05/2021 
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5/5
★★★★★
The equipment ordered, the advice, the availability to answer questions, the responsiveness of the shipment.
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Nathalie P. (acheteur vérifié)
purchased on 18/11/2021 
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5/5
★★★★★
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.
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Patrice E. (acheteur vérifié)
purchased on 30/10/2021 
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5/5
★★★★★
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.
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Acheteur Vérifié (acheteur vérifié)
purchased on 19/05/2021 
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5/5
★★★★★
Fully satisfied
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Verifizierter Käufer (acheteur vérifié)
purchased on 19/07/2021 
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5/5
★★★★★
Purchased central heating boiler and works perfectly. Excellent service should you have any problems with the installation.
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Filip V. (acheteur vérifié)
purchased on 05/08/2021 
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Answer from Thermogroup
Thanks for your response
5/5
★★★★★
Simple, efficient, easy-to-install and inexpensive electric boiler. Efficient, responsive and super-friendly after-sales service. In short, ThermoGroup is highly recommendable!
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Vincent D. (acheteur vérifié)
purchased on 19/12/2017 
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5/5
★★★★★
Very fast and uncomplicated delivery. Top!
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Verifizierter Käufer (acheteur vérifié)
purchased on 27/04/2021 
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5/5
★★★★★
Good receipt of the order, on time and in perfect condition. Good advice on the phone to select the right products.
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Acheteur Vérifié (acheteur vérifié)
purchased on 07/06/2021 
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Answer from Thermogroup
Thank you very much for your positive review! We are pleased that our advice and delivery met your expectations.
5/5
★★★★★
Seriousness. Professional. Responsiveness.
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Acheteur Vérifié (acheteur vérifié)
purchased on 03/06/2021 
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5/5
★★★★★
Equipment ordered Tuesday evening and delivered Thursday around noon. Frédéric on the phone was very friendly and answered all my questions clearly.
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Acheteur Vérifié (acheteur vérifié)
purchased on 03/06/2021 
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5/5
★★★★★
Thanks for the advice. Very professional and friendly. Very fast delivery. I recommend
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Yves J. (acheteur vérifié)
purchased on 07/06/2021 
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5/5
★★★★★
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
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Sascha.s (acheteur vérifié)
purchased on 25/11/2020 
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4/5
★★★★☆
Easy installation. Neatly constructed device.
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Verifizierter Käufer (acheteur vérifié)
purchased on 23/09/2020 
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5/5
★★★★★
Very good telephone reception and sound advice. We are very satisfied. Patrick
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Acheteur Vérifié (acheteur vérifié)
purchased on 03/06/2021 
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5/5
★★★★★
Hello a day late on delivery in my relay point but everything finally arrived thank you to customer service for tracking.
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Acheteur Vérifié (acheteur vérifié)
purchased on 26/05/2021 
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4/5
★★★★☆
The unit is in operation at my son's apartment. Works extremely well. It is nice and quiet and odorless and no danger of carbon monoxide. The 9KW capacity is more than enough for his 72m2 apartment. Usually the CV works on a maximum of 2 of the three elements. What did notice that the CV has a slightly, about 10% larger capacity than was specified. Otherwise fine CV boiler
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Geverifieerde Koper (acheteur vérifié)
purchased on 27/12/2019 
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5/5
★★★★★
Delivered neatly and quickly all last winter only on the floor heating and works fine
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Johan W. (acheteur vérifié)
purchased on 19/01/2020 
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Answer from Thermogroup
Thanks for your response
5/5
★★★★★
I had problems with installing a room thermostat, but after information from your company about the right thermostat, I was very well helped in this.
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Fokke D. (acheteur vérifié)
purchased on 09/03/2020 
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5/5
★★★★★
Clear answers to my questions were decisive in the purchase of a Mini Europe 9 kW boiler. Frédéric's rapid delivery and telephone support for the installation of my boiler contributed to the pleasant experience of this purchase from thermogroup.
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Acheteur Vérifié (acheteur vérifié)
purchased on 06/05/2021 
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5/5
★★★★★
Clear answers to my questions during a chat with Herman were the deciding factor in the purchase of a Mini Europe Plus 4.5 kW boiler with pump for a tiny house. The prompt delivery and adequate telephone assistance from Cédric during the installation and commissioning of this no-nonsense device contribute to the fine experience with this purchase from thermogroup. In short: Top service!
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Kees V. (acheteur vérifié)
purchased on 13/11/2020 
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Answer from Thermogroup
Thanks for your response
5/5
★★★★★
On-time delivery, correctly installed boiler and accessories, easy-to-reach customer service.
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Acheteur Vérifié (acheteur vérifié)
purchased on 07/05/2021 
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5/5
★★★★★
The delivery was made on time, and the products are as on the site easy to install.
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Acheteur Vérifié (acheteur vérifié)
purchased on 09/05/2018 
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5/5
★★★★★
Everything was easy with thermogroup
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Acheteur Vérifié (acheteur vérifié)
purchased on 12/05/2021 
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5/5
★★★★★
Toppers
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Geverifieerde Koper (acheteur vérifié)
purchased on 27/05/2020 
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5/5
★★★★★
Shipment received on time. Customer friendly. 100% satisfied.
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Hamdi A. (acheteur vérifié)
purchased on 13/11/2020 
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5/5
★★★★★
Fast delivery and customer-oriented
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Geverifieerde Koper (acheteur vérifié)
purchased on 07/05/2020 
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4/5
★★★★☆
Too bad the thermostat switches on about 10 degrees difference. (Example set the device at 40 degrees it switches off at 42 degrees and then on again at 29 degrees) This switching differentiation of the thermostat should have for me (floor heating) on 2 to 3 degrees may work
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Geverifieerde Koper (acheteur vérifié)
purchased on 03/11/2019 
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5/5
★★★★★
You are helped very correctly and you are listened to
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Sjouke B. (acheteur vérifié)
purchased on 07/11/2020 
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5/5
★★★★★
TOP
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Geverifieerde Koper (acheteur vérifié)
purchased on 19/01/2021 
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5/5
★★★★★
The delivery was ok, no deviation from the order. The product is good, it does what was promised. I have some technical questions: Currently the pump is always on. I miss a summer/winter switch so that in summer the pump is on for one hour every 24 hours. I have some more technical questions which I will send you by mail.
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Geverifieerde Koper (acheteur vérifié)
purchased on 24/11/2020 
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Answer from Thermogroup
Hello The pump always stays on because it is a recommendation of the manufacturer Wilo to save its motor, and the electronic system allows to adjust the thrust in the heating network and optimize energy efficiency. Some customers ask us how to stop it, and if necessary we can give you the technical handling. Kind regards
5/5
★★★★★
Fine product, received good info.
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Geverifieerde Koper (acheteur vérifié)
purchased on 16/12/2020 
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5/5
★★★★★
Received system in excellent condition (value 800); identical shipment followed after a week, but was administrative duplicate shipment; returned after notification.
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Geverifieerde Koper (acheteur vérifié)
purchased on 27/05/2020 
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5/5
★★★★★
Excellent service, always accessible and top product
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Geverifieerde Koper (acheteur vérifié)
purchased on 10/02/2020 
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