Bifolding and sliding door guarantees explained

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Nick Dardalis

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Bifolding and sliding door guarantees vary from product to product and depend on the manufacturer making them too. Typically, you can expect a ten-year warranty with most new aluminium doors and windows. In this article, we give you general advice about bifolding and sliding door guarantees, how they vary and also managing expectations with products.

Why bifolding and sliding door guarantees matter

bifolding and sliding door guarantees in new homes
Air folding and sliding doors come with an industry-leading 25-year manufacturer warranty.

For many people buying new windows and doors and especially expensive patio door products, customers, a peace of mind warranty is important in their buying decision. The purchase of an expensive folding for sliding door is a significant financial investment. Where these are intended in a long-term property, knowing what you’re covered for also matters.

You may understandably be concerned about having to pay a substantial deposit before you even see any products. Not to mention rare cases of companies carrying out shoddy work or going under before you get your new windows.

In the vast majority of cases, installations go well and you’ll be delighted with the end result. However, many different components from a wide variety of manufacturers go into your new doors. As a result, the bifolding and sliding door guarantees may vary or be subject to specific terms. Here’s an explanation of just some aspects of your new doors to consider.

How long should the guarantee be on new doors?

It depends. You’ll find a ten-year warranty with many products and this tends to be the standard across the industry.

Some installers are so confident in the quality of the doors and windows they sell that they’re happy to provide their own 20-year guarantee and stand by it, even if they don’t get the same 20 years from their suppliers.

It’s the same with the manufacturers and the bifolding and sliding door guarantees they provice. Origin products are well-known for having twenty years manufacturer warranty. Everglade Windows making the aïr brand of windows and doors provide 25 years. Dutemann, an independent manufacturer of Schuco bifolds and other products again offers 20 years. So it very much depends on what you buy and who makes the product. However, certain items of your doors are excluded from the general guarantee.

Guarantees with glass units

Shop around, ask questions and you’ll find that many of the glass units you get with your new doors and windows only come with a five-year guarantee. This warranty is set by the manufacturer of the glass and not your installer.

Some installers will simply include the glass within their overall warranty of ten years. Others will exclude the glass. So ask the question specifically about the glass and how it affects your warranty. Most companies will be clear about this in their terms and conditions.

Guarantees on integral blinds in doors

If you’re thinking about the latest glass with built-in blinds, again it’s worth checking specifically what these glass units come with. For many brands of blinds, they only come with five years and this is fairly typical from most manufacturers of these blinds.

The powder-coated finish on your new sliding or folding doors

Bifolding and sliding door guarantees may vary depending on the colour you choose. For example, matt finishes tend to have a slightly longer warranty than gloss. There are also considerations if your home is near the coast.

The guarantees on the paint finish usually cover only the paint and no other aspect of your doors. Remember, no product is fit and forget and our advice is to clean your frames regularly to get the longest life out of your powder coated colour.

Bifolding and sliding door guarantees with exterior handles

Some sliding and folding doors come with specific designs of door handles. Again these handles are sourced from outside suppliers and hardware manufacturers. Therefore, the warranty you get may vary.

Once again the advice is to check whether your handles are covered under the overall guarantee or if they’re limited. Some handles only come with 12 or 24 months so do ask the question.

Why the brand affects the guarantee you get

Certain upper-level brands of doors and windows and only sold through an approved dealer network. Origin, Solarlux, Centor, Sunflex, aïr products are good examples of doors not generally available through trade counters or any installer. By comparison, Schuco, Reynaers, Aluk, Smart Systems are brands widely available.

If you buy a product through a dealer network, the guarantee is generally better because a trained installer has fitted the doors and they’re approved to buy them. This doesn’t mean other brands are sub-standard. The brands operating via a dealer network, work hard to train their dealers and give you the best possible experience. As a result, the guarantees are longer.

Bifolding and sliding door guarantees when buying online

Buying your doors and windows online is not for the faint-hearted. You need to be absolutely certain of the product warranty you’re getting. Do not expect anywhere near the warranty you get compared with the full installation route.

Guarantees when your builder fits the doors

Builders tend to buy doors and windows via the trade route and therefore they don’t get the full ten-year warranty most installers provide.

Only your builder can confirm the guarantee you’ll get when they supply your products. Therefore do your research and ask specific questions about glass, the colour and the installation itself. There’s nothing wrong with buying doors and windows for your builder to fit as long as they know what they’re doing. There are even companies set up exactly for this purpose.

Bifolding and sliding door guarantees when you buy the property

It’s natural not to care about bifolding and sliding door guarantees if you’re planning on selling your home. If you’re buying a property with recently fitted doors and windows, where do you stand?

In the vast majority of cases, the warranty only applies to the person buying the doors and windows. So if you’re planning on buying a property and there’s a problem with the doors you may find yourself not covered. Don’t be surprised to find exclusions, limitations or that the warranty only applies to the purchaser of the doors, not the new owner of the property.

Getting the best experience buying new doors and windows

Going down the full installation route is the best way to get the longest warranties. A professional installer will outline clearly how you’re covered and what the manufacturer warranties actually mean for you.

We’ve deliberately not covered installation guarantees in this article as here we’ve focused on products and their components. You can get in touch for more information and advice.

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Andrew DOBSONAndrew DOBSON
16:42 30 Oct 23
Nick responded incredibly quickly to my enquiry (on a Saturday too!), and was able to offer invaluable advice on both aluminum systems and manufacturer / suppliers. Thanks Nick!
chris steerchris steer
16:18 09 Oct 23
Had a meeting with Nick during the grand designs show. Was extremely helpful and professional would highly recommend
Chris WesthorpChris Westhorp
19:55 13 Sep 23
Extremely helpful with pointing us in the right direction to find the products we required and suggesting firms that could reliably fit them.Nick was quick to reply and very detailed in his advice.Highly recommend reaching out to them.
Cathy GreenwoodCathy Greenwood
07:03 11 Sep 23
Update - A second email to nick for help on bifolds resulted in a detailed informative reply even on a Sunday ! This guy is so knowledgable and helpful .I approached Nick for an independent view on sliding doors v bifold and the different brand options . His reply was extremely detailed and prompt and allowed me to navigate this often confusing world in a much more informed way . Thanks so much Nick
Anthony CraigAnthony Craig
12:45 05 Sep 23
This is a must site for anyone looking for advice. Great service and very quick answers to questions. Nick has been of great help quiding us through the maze of aluminium products. Thank you
Philip DuffieldPhilip Duffield
20:24 26 Jul 23
I contacted Nick @ ATS for guidance on what aluminium sliding door systems would be suitable for an opening in an extension that is going to be both wide and tall. He came back really quickly with very detailed and incredibly helpful advice. He is clearly extremely knowledgeable about the systems on the market and their respective features and capabilities. If you’re feeling a bit lost by the overwhelming range of choices out there, I’d definitely recommend contacting him.
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17:25 19 Jul 23
Nick's advice is great. He is always quick to respond and spends time on responses, which really help to make an informed decision.
Alan FosterAlan Foster
07:51 12 Jul 23
Absolutely fantastic. Asked for advice about replacing Crittall (?) windows late last night and early this morning received 3 great suggestions and contact information for suppliers
Rachel LauRachel Lau
09:24 16 Jun 23
Fantastic website full of valuable and pragmatic advice about product selection and comparison: no other website gives information like this. Truly written for public interest. Don't hesistate to reach out to Nick via the mailing system. He responds very quickly, is friendly, and has very sound and high knowledgable advice. I have already shared this with my friend planning her own grand design.
guard Charlieguard Charlie
12:28 14 May 23
I emailed this company just on the off chance they could help me with new magnetic sliders for my patio door. They were not able to supply those but were so very helpful providing me with the name of a company who could. I am so very grateful at the great service. Dare say customers must be very happy. thank you so much.
Benjamin LewisBenjamin Lewis
10:06 04 May 23
Nick is very helpful indeed. Extremely knowledgeable on bifolds which was in relation to my query. Great website as well, some very useful articles. Particularly appreciated the article that lists all the major bifold options in order of their sightlines! Thank you!
P JonesP Jones
08:07 15 Apr 23
I asked Nick some questions about an installation we were considering and he replied within hours with some very useful suggestions that will probably lead us to using a different make and supplier. Thanks, Nick. Great work.
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13:18 02 Apr 23
Looking for fair and honest expert advice on all aspect of aluminium windows and doors? These guys will arm you with all the information you need to make the RIGHT choice in a highly complex, crowded marketplace. post a question and you will get a very quick professional answer you can rely on being based on fact. Thanks guys!
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After a lot of research to find doors that would meet our unusual size requirements and feeling increasingly uncertain about the best way to spend our small budget, I stumbled on the ATS website, and I'm so glad I did! I contacted ATS to request advice and Nick promptly replied with a wealth of information, providing us with options and relevant contact details. I only wish I'd found them sooner!
Carol NortonCarol Norton
10:01 17 Mar 23
I've been so confused about how to achieve the look I'm after, and going round in circles with various window/door companies, trying to get away from the huge chunks of plastic currently around my windows. I didn't expect an email to a company found through a Google search to really help - but I was desperate, so I tried. I'm SO glad I did. Finally I have clear explanations from ATS of where I've been going wrong, exactly what I'm looking for, and a list of local companies that might be able to provide it! The response has excelled my expectations and I feel as if I'm finally inching closer to a home with which I'll be happy and comfortable: thank you.
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It is rare that I write reviews, however after my very positive communication with Nick - enquiring about suitable slim sash aluminium windows for my project, I felt that a review was definitely warranted. I can reinforce the many positive reviews posted so far, Nick was very quick to respond, providing comprehensive detail, with excellent independent advice.In summary, great service, thank you Nick.
Chantal AuerbachChantal Auerbach
13:04 09 Mar 23
Nick from Aluminium Trade Supply was incredibly helpful informative and pleasant to deal with. He responded quickly to emails and was very knowledgeable. Highly recommend being in touch with Nick if you are considering new aluminium windows or doors.
Lee JonesLee Jones
20:21 22 Feb 23
I dropped Nick at Aluminium Trade Supply an email re high security slim sightline bi-folds and their alternatives and he responded that quickly (and so comprehensively) that I felt bad I’d not paid him for his time!Nick Sir your product knowledge is outstanding and you are providing a level of service that goes wayyyy above and beyond expectations. I’ll definitely make sure I mention Aluminium Trade Supply to anyone I encounter looking for a fenestration solution 🙏🏼
G JG J
15:13 13 Feb 23
We are looking to replace some old UPVC patios doors with aluminium ones. The ATS website is a great source of advice in an area where clear information is sorely lacking. Having used the website, I then followed this up with a number of specific questions relating to our search, and Nick came back very quickly with clear, detailed and very useful advice.I have been very impressed with both the website and with Nick's advice. My only regret is that I didn't come across ATS before replacing various windows in 2021 - I'm sure it would have saved me a lot of grief and money! Thanks again Nick.
Azza McCabeAzza McCabe
17:47 01 Feb 23
So impressed with this company.Responded to my query quickly andgave valuable advice. Nick was extremely helpful and we were able to move forward with our project.
Adri LoloçiAdri Loloçi
11:21 08 Jan 23
Nick was super fast to respond and provided some great recommendations. I would recommend this website to anyone looking to find bifold or sliding aluminium doors.
Stephen HoustonStephen Houston
16:16 03 Jan 23
Looking for aluminium crittall style internal door and external patio French doors. Noted good reviews and thought would ask for advice. Comprehensive reply with excellent independent advice and lists of fitters who could provide products and installation. Great service.
Inga GeachInga Geach
08:25 21 Dec 22
Nick from Aluminium Trade Supply has been extremely helpful with navigating the jungle that is aluminium glazing for our upcoming extension project. His advice was prompt, detailed and always impartial. Very grateful for your input, thanks Nick!
Amanda BurtonAmanda Burton
10:54 16 Dec 22
Brilliant website and an excellent service. Nick provided not only detailed advice and supplier contacts, but highlighted the considerations of various products so I could make an informed choice. Our Sunvista minimal sliders were fitted this week and I couldn't be happier, stunning. Thanks once again for your advice and recommendations, invaluable!
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17:18 10 Dec 22
Very helpful advice given to my question, including the name of 3 different companies that i could try for the product being enquired about. Many thanks
Munim ChowdhuryMunim Chowdhury
11:45 13 Sep 22
Nick has been very helpful on signposting me to a number of partner organisations for steel/aluminium doors.
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17:26 31 Aug 22
My experience with this firm was exceptionally good and this is notalways the case as a female, dipping a toe into technical waters.I was spoken too with courtesy and at a level that helped me consolidate what was needed .On top of that I was given a list of companies and places where I could obtain the type of product I needed.I could not thank them enough and would certainly go there again and reccommend others do too.
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22:39 22 Aug 22
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