Start My Quote

What are House Extensions?

With a house extension, you don’t have to up sticks if your current home isn’t spacious enough for your needs. Instead, you can add a brand new space that’s perfectly suited to you.

That’s because installing a house extension doesn’t just give you a brand new room in your home. They give you the flexibility to create any space that you want. Our extensions use a mixture of brickwork and double glazing to offer security and energy savings for your home.

With us, you can get a bespoke extension that transforms your home. You can pair your extension with windows and doors that seamlessly connect it to your living space. As well as this, you can surround it with brickwork or tiles that blend in naturally.

Working with a Which? Trusted Trader, you can be sure that you’ll make a worthwhile investment that rewards you in incredible ways. Your home can benefit from increased insulation and security, making your home safer and more comfortable. Also, you may find that you save money on your energy bills. Get a free quote today using our online design tool.

house extensions ideas

House Extension Ideas

You can enhance house extensions even further by adding windows and doors that benefit from cutting-edge double glazing. For example, you could add bifolding doors that create a seamless entrance to your new space. As well as that, you could add sash windows that offer timeless style.

Our extensions also have impressive sound insulation, that keeps unwanted distractions from getting into your space. Therefore, an extension is ideal for a new home office or study. You could use a tiled roof or artificial mood lighting to create a more focused atmosphere.

With advanced double glazing, your extension can be bright and airy space to unwind in. Thanks to effective insulation, your extension will capture your home’s heat while not letting cold air from outside get through. That way, you’ll have a comfortable room that’s perfect for relaxation.

House Extensions From Insulating Windows

Insulating Windows is the ideal choice for installing house extensions. We pride ourselves on our friendly, personalised service that puts you in control. We’re a Which? Trusted Trader as well, which drives us each day to uphold our reputation as home improvement specialists.

As well as that, we can provide our expertise to make installing house extensions with us stress-free. We can help to navigate any planning permission, and we can fit your new space around your busy schedule. At Insulating Windows, we’re proud to work for you.

house extensions hemel hampstead

The Benefits of House Extensions

An extension can make your home feel endless. With a brand new room installed, you can turn it into anything you want, without worrying about space or performance. That’s because our extensions come with energy-saving double glazing and the option to connect electricity and plumbing.

Are you losing energy through your home? With an Insulating Windows extension, you can not only improve your space but improve your home’s energy usage as well. With excellent insulation and innovative materials, you can keep your home warm without needing your central heating. That way, your bills will come shooting down.

Working with IW, you can take total control of your new space. Our installation team works around your ideas and your schedule to bring your vision to life. Extensions also have clean lines that offer fantastic space, meaning you have the room to make your extension your own.

Once you install our house extensions, you can almost forget about them. That’s because they use brickwork that is weatherproof and unaffected by excess water, as well as double glazing that isn’t prone to condensation. That way, you won’t need to spend time maintaining the structure.

Our extensions feature stunning double glazing with slimline frames so that you can benefit from gorgeous views and natural light. As well as that, your extension will trap heat without letting it escape your home. That way, your new space will be a comfortable place to enjoy throughout the year.

house extension costs hemel hempstead

House Extension Prices

Talk to Insulating Windows today about installing house extensions that can transform your home.

Start by using our incredible house extensions quote builder. It puts all the choices at your fingertips so that you can craft a bespoke design. Then, we’ll provide you with an instant quote for your ideas.

You can also use our online contact form to ask us any questions you might have on house extensions. A member of our team will answer them with the best possible advice.

As well as that, you can ring us on 01442 230 376 today. At IW, we’d be delighted to hear from you and discuss your ideas in detail.

Casement windows interior


View Product
Aluminium Lean To Conservatory


View Product

Start My Quote

Latest News

Clean Glass Windows

How To Clean Your Glass Windows

Your new windows are designed to last between 30 and 100 years, depending on your chosen material. Still, in all cases, it would not be unusual ...

residence window costs guildford

PAS2030:2019 Quality Assurance

We are very excited to announce that Insulating Windows has become one of the first and only (perhaps the only to date) window installation firms ...

solid conservatory roof

Buying With Confidence

A lot has happened at Insulating Windows since my last post. Not least of which has been our achievement of PAS2030 approval. PAS2030 is a strict ...

See More News

Start A Quote