Our Frequently Asked Questions about Aluhome and our products provides answers to questions you’ll have about specific glazing products, our service and home improvements.

frequently asked questions about home improvements

Frequently Asked Questions and Answers, helping you buy better doors and windows

We’ve put together some of the questions most of our customers ask or answers people look for as they start their journey buying new patio doors such as a bifold.

Here you can find out more about materials, our process, and individual product types. We have tried to answer some of the more common questions arising from buying windows and doors to help you. Contact us and discuss your specific requirements with us.

Materials and Design

All our glazing systems come with latest generation aluminium or pvcu, design and glazing technology. You benefit from superior quality windows and doors with excellent levels of security, energy efficiency and weather performance.

Answers to our most popular product questions helping you understand the make-up, design and the materials we use.

Whilst we focus on the latest aluminium door and window systems, we also offer the very best in PVCu.

Modern PVCu windows and doors remain the most affordable option but they've also advanced significantly in recent years. The thermal insulation performance and styling is now better than ever. An excellent example is our timber-look range of windows and period sash windows. No aluminium product comes close to the authentic styling of these.

Both materials have their advantages. For large doors specifically, such as bifolding or sliding, aluminium has proven itself over many years as slimmer, stronger and more reliable. Aluminium also lends itself much better to the slim lines and overall designed today's customers and design trends demand.

PVCu is best for affordability and specific window styles. However, it comes with the same weather, performance and security credentials as aluminium. Classic homes replacing sash or timber windows probably suit PVCu better. Modern extensions work best with aluminium.

All of our products are very thermally efficient; they meet and exceed all current and planned future building regulations.

All our products offer their own thermal insulation. Aluminium uses a polyamide 'thermal break'. PVCu products use multiple chambers within the profiles.

We use high performance glazing throughout our products with our glass having very low U-Values.

As standard we provide glass, having a soft-coat low-emissivity coating, warm edge spacer bars and argon gas fill.  And always safety glass in doors and low-level glazing.

Our aluminium products come with a polyester powder coated finish applied only by certified colour applicators or where applicable the systems company - many of these have their own paint plants.

For PVCu the virgin PVCu profiles are some of the best. Foiled PVCu uses the renowned Renolit or other trusted brands, developed and designed for colouring or coating PVCu profiles.

All our products come with low-maintenance profiles.

As you do your research you'll come across references to PAS 23 or 24, Secured by Design, Document Q etc.

Modern doors and windows undergo independent testing certifying their security. Samples with a set specification are subjected to various attack tests and timed forced entry.

For you this means your windows and doors as a system undergo security testing at the design stage and are certified accordingly. We can explain more about door and window security when you contact us.

Bifolding and Sliding Doors

This section answers some questions around bifolding and sliding doors.

Whether you're replacing a dated set of doors or extending your home, there's no doubt sliding or folding doors remain the most popular for design and opening up your home on warmer days.

The current generation of PVCu bifolding or sliding doors are good products with good design, excellent security and well-made.

However, when it comes to patio doors, aluminium is stronger, slimmer, runs smoother. They also look better with slimmer more discreet hardware. Aluminium also allows you to have the larger sizes modern designs and extensions demand. PVCu is more restricted on door sizes.

Over the long-term aluminium patio doors, bifolding and sliding have proven to be the most reliable too. Correctly installed and used, it's rare to get service issues with aluminium.

If you're on a tight budget with your project we can talk to you about PVCu patio door products, but most professional installers prefer aluminium for doors. You will too.

For new extensions, we work with you and your builder so everyone is aware of what's needed, giving you that attractive flush threshold.

Usually this means your doors and the opening designed so your inner floor goes up to the inside of the frame and your decking or slabs at the right point on the outside.

Drainage of water and weather protection is very important for low threshold and we can explain everything with you.

All our bifolding and sliding door products meet the same standards for the quality of aluminium, the paint finish and glass. Any of these are fit-for-purpose in your home.

Where they differ is design, the components used, and the aesthetics they provide. How they feel also differs as well as the level of customisation available.

We use the bottom hung system with all our bifolds meaning all the weight is at the bottom and none at the head of the doors.

This means a more reliable door, less movement at the head and an altogether smooth slide and fold action.

This depends on the size of your door opening and the product too.

For instance, some of our doors go up to 1.25m wide meaning they need fewer panels compared to other brands only going up to 1m wide.

The number of panels also depends on how you want your doors to work and whether they're the only rear door you have leading out to your garden

Steel-look doors and windows

Steel-look glazing is incredibly popular for property renovation projects.

Here, we answer some of your questions around this distinctive and desirable style of glazing for doors, windows and screens.

Aluminium steel-look doors and windows provide a more affordable solution in this desirable style.

The steel look brands such as Crittall® are the genuine article but they also come with a substantially higher price.

Aluminium won't give you a true like-for-like product as the way they're designed and made is different. What aluminium will give you is the look of steel at a more affordable price.

Our advice is to compare both materials on aesthetics and price and decide what's best for you.

Yes. We use the same product as our exterior glazing but customised for use inside, subject to design and your requirements.

One feature available with interior steel look doors is no threshold so you get a smooth transition from room to room.

One feature around steel-look glazing is its made-to-order nature. The types of bars, colour, overall design, grid effect and glass all affect the price. Sizes also affect the price.

Contact us with your designs and we can provide you with a quotation.

Steel look windows and doors use the same insulated thermally broken profiles of standard aluminium windows. They also use the same specification glass.

U-Values and Window Energy Ratings depend on the individual product but typically you can expect Window Energy Ratings of B or C. All steel-look aluminium windows meet the requirements of current Building Regulations.

For fixed or opening windows, single doors, French doors or doors with sidelights, there are specific products designed from the outset in the steel-look.

Bifolding and sliding doors in this style typically use a standard slimline system which is then enhanced with the right bars and hardware giving the steel look. Bifolding and sliding doors are essentially the same as their non-steel look counterparts. Contact us for more information.

No. Aluminium has no fire rating. Only steel products and the right components and certification provide a fire rating.

Be careful around fire-requirements for internal doors and screens and always buy a fire-certified product.

Black is the most popular colour for steel-look windows but you also get the full choice of colours aluminium is best for.

Quotations, Installation and Process

This section answers some of the frequently asked questions around getting a quotation, the installation and our general sales and service process.

We are on hand to answer all your questions, so please do get in touch via our contact form or talk to us.

We are based in Stamford and cover the East Midlands, Cambridgeshire, Bedfordshire and other areas.

As a minimum, we offer a ten-year insurance backed guarantee. Some of our products also come with their own manufacturer guarantee.

All our products are bespoke and we don't work with standard sizes.

Our prestige products such as Solarlux and Cero sliding doors are made in Germany.

Our installation times depend on the nature and size of the installation, products used and working with your own requirements. Contact us and we can discuss your individual requirements.

For quotations, we can generally work off your drawings, sizes, sketches or full plans.

When you place an order with us we will need to visit your property to carry out a full site survey and obtain the manufacturing sizes of your windows and doors.

Yes. We can work with your builder and your architect and frequently do on our projects.

It is possible to work to agreed sizes but this is not always recommended as every property is different.

It's essential we liaise with you or your builder especially on fine details such as floor levels and all parties being aware of each other's requirements.

Crucially for new openings, it's essential your builder creates the opening to suit the doors and as agreed by all parties.

We always recommend plastering and the fitting of your new floors is carried out after the installation of the doors.

All our doors and windows come to your home protected. Some products are glazed on-site, others come to you factory glazed.

With many new extensions, work continues in your home after we install the doors. We recommend the protective tape on our frames stays in place until building work is completed to avoid scratches and paint damage.


Some of the images on our website illustrate how products may look and are indicative. Please get in touch with us for current product details and specifications.


Gooches Court meadows, Stamford PE9 2RE
Monday, Tuesday, Wednesday, Thursday, Friday10:00 – 1600
01780 723864

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Based on 168 reviews
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Andrew Duncombe profile picture
Andrew Duncombe
13:51 15 Apr 26
Good knowledge and everything was carried out as promised. Would recommend to anyone
Andrew Duncombe profile picture
Andrew Duncombe
13:51 15 Apr 26
Good knowledge and everything was carried out as promised. Would recommend to anyone
Steve Ellwood profile picture
Steve Ellwood
08:31 16 Mar 26
We have been delighted with the Aluhome Service. The initial design and specification was thorough and despite a delay in manufacture the installation team were flexible and very helpful. The windows look fantastic and we would thoroughly recommend Tim and the Aluhome team.
Steve Ellwood profile picture
Steve Ellwood
08:31 16 Mar 26
We have been delighted with the Aluhome Service. The initial design and specification was thorough and despite a delay in manufacture the installation team were flexible and very helpful. The windows look fantastic and we would thoroughly recommend Tim and the Aluhome team.
Janice Morrison profile picture
Janice Morrison
11:48 15 Mar 26
Helpful advice given and three alternative plans fully drawn up and priced for us to choose the best option for us.

The planned timetable was stuck to and the guys got on with working even though it was raining.

Very friendly staff/workers, the process went smoothly from start to finish and the windows and doors are extremely high quality.

We're very pleased with the results.

Thanks to Tim and the team!
Janice Morrison profile picture
Janice Morrison
11:48 15 Mar 26
Helpful advice given and three alternative plans fully drawn up and priced for us to choose the best option for us.

The planned timetable was stuck to and the guys got on with working even though it was raining.

Very friendly staff/workers, the process went smoothly from start to finish and the windows and doors are extremely high quality.

We're very pleased with the results.

Thanks to Tim and the team!
Lisa Hay profile picture
Lisa Hay
18:39 14 Mar 26
We recently had slimline aluminium patio sliding doors installed by Aluhome and we’re really pleased with the result. The doors look fantastic and have completely transformed the space, bringing in much more light and giving a clean, modern finish.

From the initial enquiry with Tim through to installation by Aaron and team the whole process was smooth and professional. The team were extremely helpful, knowledgeable and great to deal with throughout.

A small prei-installation issue did arise, through no fault of anyone’s but it was handled straight away and professionally, which really showed Tim and Aaron’s commitment to customer service and ensuring a first class service is provided

Overall, a great experience and we would highly recommend Aluhome to anyone considering doors or windows.
Lisa Hay profile picture
Lisa Hay
18:39 14 Mar 26
We recently had slimline aluminium patio sliding doors installed by Aluhome and we’re really pleased with the result. The doors look fantastic and have completely transformed the space, bringing in much more light and giving a clean, modern finish.

From the initial enquiry with Tim through to installation by Aaron and team the whole process was smooth and professional. The team were extremely helpful, knowledgeable and great to deal with throughout.

A small prei-installation issue did arise, through no fault of anyone’s but it was handled straight away and professionally, which really showed Tim and Aaron’s commitment to customer service and ensuring a first class service is provided

Overall, a great experience and we would highly recommend Aluhome to anyone considering doors or windows.
Clare B profile picture
Clare B
14:22 12 Mar 26
Reliable company with hassle free process from start to finish.
Clare B profile picture
Clare B
14:22 12 Mar 26
Reliable company with hassle free process from start to finish.
Joshua Freeman profile picture
Joshua Freeman
13:25 07 Nov 25
Aluhome was a fantastic find for us. Tim is incredibly knowledgeable and helped us navigate the onerous energy efficiency and overheating requirements placed on us by building regulations. He has an eye for the detail as well as the design. He created a brilliant bespoke back door exactly to our requirements.
Aaron and the fitting team did a great job both at initial installation and the later follow ups.
The Origin windows are a brilliant product robust with a great look and the Cortizo slider is amazing. Thanks Tim, Anita, Aaron and the team.
Joshua Freeman profile picture
Joshua Freeman
13:25 07 Nov 25
Aluhome was a fantastic find for us. Tim is incredibly knowledgeable and helped us navigate the onerous energy efficiency and overheating requirements placed on us by building regulations. He has an eye for the detail as well as the design. He created a brilliant bespoke back door exactly to our requirements.
Aaron and the fitting team did a great job both at initial installation and the later follow ups.
The Origin windows are a brilliant product robust with a great look and the Cortizo slider is amazing. Thanks Tim, Anita, Aaron and the team.
She83 profile picture
She83
11:18 29 Oct 25
I randomly came across Aluhomes while researching Aluminium sliding doors online, and i’m so glad I found them. Tim the owner is really nice and knowledgable and made so much effort to get my order through in time even though I left it to the very last minute. Before they took on my order, him and his team made sure they could logistically get the glass through my front door as I didn’t have any side access, which most other suppliers didn’t even talk about to ensure I didn’t have any extra costs for installation.

We purchased the SunFlex20 sliding doors, which are absolutely beautiful.

I am based in Greater London so was really happy they were willing to travel to me and compared to other suppliers they were well priced and the service was second to none. Tim gave me all the information I needed to make an informed decision and I felt like I was in safe hands which was reassuring especially when purchasing a large order like this.

If I ever want to purchase Aluminium doors in the future without a doubt Aluhomes will be my first choice. Thanks again Tim & Aluhome team!
She83 profile picture
She83
11:18 29 Oct 25
I randomly came across Aluhomes while researching Aluminium sliding doors online, and i’m so glad I found them. Tim the owner is really nice and knowledgable and made so much effort to get my order through in time even though I left it to the very last minute. Before they took on my order, him and his team made sure they could logistically get the glass through my front door as I didn’t have any side access, which most other suppliers didn’t even talk about to ensure I didn’t have any extra costs for installation.

We purchased the SunFlex20 sliding doors, which are absolutely beautiful.

I am based in Greater London so was really happy they were willing to travel to me and compared to other suppliers they were well priced and the service was second to none. Tim gave me all the information I needed to make an informed decision and I felt like I was in safe hands which was reassuring especially when purchasing a large order like this.

If I ever want to purchase Aluminium doors in the future without a doubt Aluhomes will be my first choice. Thanks again Tim & Aluhome team!
Chris Coxon profile picture
Chris Coxon
20:04 21 Oct 25
Many thanks to Tim, Aaron and the team at Aluhome. Our product and service has been first class. We were quite specific about what we wanted, which wasn’t a big grand project, but the quality and attention to detail was still great. Having worked in the glazing industry I was wary about who I could trust with my own home, but I’d definitely recommend Aluhome!
Chris Coxon profile picture
Chris Coxon
20:04 21 Oct 25
Many thanks to Tim, Aaron and the team at Aluhome. Our product and service has been first class. We were quite specific about what we wanted, which wasn’t a big grand project, but the quality and attention to detail was still great. Having worked in the glazing industry I was wary about who I could trust with my own home, but I’d definitely recommend Aluhome!
Matt Pinder profile picture
Matt Pinder
12:14 23 Apr 25
Tim and team have been a pleasure to deal with. Tim's attention to detail when scoping the work was truly impressive and he walked us through all the options and combinations available to meet or needs with care and attention. He is a real expert in his field with incredible knowledge of the products and industry. The install team were fantastic and incredibly efficient, tidy and professional. We felt in safe hands from start to finish and the after care from the whole team has been fantastic. We felt as though Tim and team were treating the project like it was their own home and they have been incredible partners. Thank you Aluhome!
Matt Pinder profile picture
Matt Pinder
12:14 23 Apr 25
Tim and team have been a pleasure to deal with. Tim's attention to detail when scoping the work was truly impressive and he walked us through all the options and combinations available to meet or needs with care and attention. He is a real expert in his field with incredible knowledge of the products and industry. The install team were fantastic and incredibly efficient, tidy and professional. We felt in safe hands from start to finish and the after care from the whole team has been fantastic. We felt as though Tim and team were treating the project like it was their own home and they have been incredible partners. Thank you Aluhome!
Angela Driver profile picture
Angela Driver
19:33 15 Apr 25
Tim and all the team at Aluhome have been brilliant. Their knowledge, attention to detail and desire to get it right has meant that the finished product and the journey to get there was made both slick and effortless. Tim is always on hand to offer his expertise, advice and solutions. The quality of the windows and doors is excellent alongside the fitting to match. We would have no hesitation in recommending Tim and his team.
M & A Driver, Lincolnshire
Angela Driver profile picture
Angela Driver
19:33 15 Apr 25
Tim and all the team at Aluhome have been brilliant. Their knowledge, attention to detail and desire to get it right has meant that the finished product and the journey to get there was made both slick and effortless. Tim is always on hand to offer his expertise, advice and solutions. The quality of the windows and doors is excellent alongside the fitting to match. We would have no hesitation in recommending Tim and his team.
M & A Driver, Lincolnshire
Dave Lee profile picture
Dave Lee
11:15 03 Nov 24
We had previously looked at a number of companies for sliding doors and were disappointed by the lack of technical detail they could provide, so we were very impressed with the response we got from Aluhome. The discussions with Tim regarding details of the products and technical information was so helpful. We had sliding doors installed a few months ago. Very happy with the look and the operation of the doors.
The Installation team were friendly, efficient and did an excellent job.
We highly recommend Tim and his colleagues at Aluhome.
Dave Lee profile picture
Dave Lee
11:15 03 Nov 24
We had previously looked at a number of companies for sliding doors and were disappointed by the lack of technical detail they could provide, so we were very impressed with the response we got from Aluhome. The discussions with Tim regarding details of the products and technical information was so helpful. We had sliding doors installed a few months ago. Very happy with the look and the operation of the doors.
The Installation team were friendly, efficient and did an excellent job.
We highly recommend Tim and his colleagues at Aluhome.
Louise Williams profile picture
Louise Williams
08:28 19 Oct 24
Tim, Aaron and the whole team at Aluhome created an incredible transformation to our home with their beautiful windows and doors throughout. An integral part of this renovation was to bring the garden “in” and Tim absolutely understood that we wanted clear, unobstructed views. He therefore recommended these superb patio doors which enhance not only the view but the feel of space and openness. We are absolutely thrilled with the result and cannot recommend Aluhome highly enough.
Louise Williams profile picture
Louise Williams
08:28 19 Oct 24
Tim, Aaron and the whole team at Aluhome created an incredible transformation to our home with their beautiful windows and doors throughout. An integral part of this renovation was to bring the garden “in” and Tim absolutely understood that we wanted clear, unobstructed views. He therefore recommended these superb patio doors which enhance not only the view but the feel of space and openness. We are absolutely thrilled with the result and cannot recommend Aluhome highly enough.
David Strange-Walker profile picture
David Strange-Walker
14:51 07 Oct 24
Tim and the aluhome team were incredibly knowledgeable and helpful and well worth considering if you're in the market for doors and windows. You'll struggle to find another supplier with this level of service, knowledge and attention to detail. Heartily recommended!
David Strange-Walker profile picture
David Strange-Walker
14:51 07 Oct 24
Tim and the aluhome team were incredibly knowledgeable and helpful and well worth considering if you're in the market for doors and windows. You'll struggle to find another supplier with this level of service, knowledge and attention to detail. Heartily recommended!
Jennifer Jackson profile picture
Jennifer Jackson
09:22 30 Jun 24
Thank you to Tim and your team for the great products you have supplied us to complete our extension. It was a pleasure dealing with your company. Tim’s product knowledge and advice was first class and a stress free experience. After our initial visit to the showroom in Stamford and discussion with Tim , it was an easy decision to place the order for our roof lantern and patio doors with Aluhome, and we were not disappointed !
We would highly recommend Aluhome and would most definitely use them again .
Jennifer Jackson profile picture
Jennifer Jackson
09:22 30 Jun 24
Thank you to Tim and your team for the great products you have supplied us to complete our extension. It was a pleasure dealing with your company. Tim’s product knowledge and advice was first class and a stress free experience. After our initial visit to the showroom in Stamford and discussion with Tim , it was an easy decision to place the order for our roof lantern and patio doors with Aluhome, and we were not disappointed !
We would highly recommend Aluhome and would most definitely use them again .
Geoff Hammond profile picture
Geoff Hammond
14:54 07 Jun 24
Very satisfied from the first showroom meeting to final fitment of Bi-folds. No hard sell, just helpful and happy to spend time with you . Full fitment in 1 day with very good fitters. Pleasure to do business with. Would highly recommend
Geoff Hammond profile picture
Geoff Hammond
14:54 07 Jun 24
Very satisfied from the first showroom meeting to final fitment of Bi-folds. No hard sell, just helpful and happy to spend time with you . Full fitment in 1 day with very good fitters. Pleasure to do business with. Would highly recommend
william haley profile picture
william haley
15:42 29 May 24
Always very professional, responded to our questions about specifications and options. The outcome is a great looking house with a great deal more natural light than we had with the windows that came with the house, I would estimate that it allows about 30% more light into the house than before.
The installers were excellent and left the house clean and tidy after their effortless installation.
The design of the window profiles is simple, clean and elegant with no frills just what we wanted.
The triple glazing is much quieter than our previous double glazed windows.
We are therefore extremely pleased with the outcome and have had many neighbours standing and staring at our new facade.
william haley profile picture
william haley
15:42 29 May 24
Always very professional, responded to our questions about specifications and options. The outcome is a great looking house with a great deal more natural light than we had with the windows that came with the house, I would estimate that it allows about 30% more light into the house than before.
The installers were excellent and left the house clean and tidy after their effortless installation.
The design of the window profiles is simple, clean and elegant with no frills just what we wanted.
The triple glazing is much quieter than our previous double glazed windows.
We are therefore extremely pleased with the outcome and have had many neighbours standing and staring at our new facade.
Peter Waite profile picture
Peter Waite
13:32 23 May 24
The doors are great!!
Peter Waite profile picture
Peter Waite
13:32 23 May 24
The doors are great!!
Peter Molyneux profile picture
Peter Molyneux
12:14 22 May 24
In October we started on a complete renovation of a grade 2 listed property near Banbury which would include a kitchen extension. The planning permission granted required the walls to be built almost entirely of glass. The local quote I received was bonkers and after much research found Aluhome. Their quote was more in line with what I had expected for exactly the same product. Working with Tim was a dream, their timing, delivery and installation was perfect and the product was exactly as discussed. There was a very small leak after some exceptionally heavy rains which they fixed with a smile as soon as the rains had stopped. All in all I couldn't be happier and highly recommend anyone give Aluhome a try. A big thanks to all the team.
Peter Molyneux profile picture
Peter Molyneux
12:14 22 May 24
In October we started on a complete renovation of a grade 2 listed property near Banbury which would include a kitchen extension. The planning permission granted required the walls to be built almost entirely of glass. The local quote I received was bonkers and after much research found Aluhome. Their quote was more in line with what I had expected for exactly the same product. Working with Tim was a dream, their timing, delivery and installation was perfect and the product was exactly as discussed. There was a very small leak after some exceptionally heavy rains which they fixed with a smile as soon as the rains had stopped. All in all I couldn't be happier and highly recommend anyone give Aluhome a try. A big thanks to all the team.