Castle Conservatories

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House Extensions Merton

When you choose one of our beautiful home extensions for your home you are awarded with a great extra space that you can use in any way that suits you. Many people choose from our wide variety of orangeries, conservatories and roof options. It’s not just the quality of our house extensions that impresses it is also our customer service and expertise, we have been in this business for over 25 years and thanks to our personalised service we have a large number of happy customers. We are proud to offer some of the best home extensions on the market today.
Your home will benefit from increased kerbside appeal and the market value will increase. No matter the architectural style and design of your Merton home, you will be sure to find a house extension that complements it. Our products don’t just look amazing, they also come with a number of performance-boosting properties.

Thermal Efficiency

When you choose one of our house extensions for your Merton home, you are guaranteed quality of the highest order, including outstanding thermal efficiency. Thanks to the way our extensions are built, yours will be kept at a comfortable temperature throughout the year, no matter what the weather is like outside. Our home extensions boast an incredible level of insulation, so all the warmth will be kept inside and all the cold air will remain outside. The double glazing is brilliant at adding an extra level of insulation to your home, which in turn will lead to lower energy bills, which will also lead to you reducing your carbon footprint.


When you come to Castle Conservatories for your house extension, you can be assured that it will last a long time. This is due to the fact that all the materials used are of the highest quality and so will perform brilliantly for many years to come. The added bonus is that our extensions are really easy to maintain and do not require expensive maintenance. One of our home extensions fitted in your Merton home is a great long-term investment.

Increased Security

Every element of our house extensions is designed to keep your family and Merton home safe. The columns, the pelmets, and the roof options are all there to protect you from intruders and harsh weather. Our products surpass industry standards, so you have complete confidence that having installed one of our extensions, your security levels will be enhanced. We offer cutting-edge locking systems as standards, so you and your family can sleep safe at night.

Conservatories and Orangeries

A conservatory or orangery makes a magnificent exotic to your home as they give your Merton home an enhanced connection with its garden. The range of our extensions is wide and varied, so no matter what style you are looking for, we will be able to find you one that suits your requirements. If your house is either modern or traditional in appearance then Castle Conservatories will have the perfect one for you.

Our conservatories afford your home an abundance of extra natural light, making your home feel larger and often warmer. Our high-performing conservatories give you a range of practical benefits including thermal efficiency thanks to their temperature-regulating columns and windows, which means you can use your extension all year round. To learn more about the benefits our conservatories can offer your Merton home, please contact us today.

Our orangeries are a very popular house extension idea as they give you extra privacy as their walls and frames take up more space. However, with our lantern orangery your Merton home can benefit from extra natural light, thanks to their roof design.

These house extensions are robust and elegant in equal measure, making them a great place to work in, relax, entertain and even work out. No matter what style of orangery you choose, you be adding a beautiful extra space to your home, which is also a marvellous investment.

Why Choose Castle Conservatories?

In Merton, we can increase your home’s value and space. Our house extensions optimise your area for the whole family to enjoy. The home improvement industry has been our passion for over 25 years. With our bespoke designs, you’ll have a room you’ll love and a space you’ll be proud to show off.

You will have peace of mind knowing that this is an investment you will never regret. We can provide you with the perfect house extension for exceptional security, thermal insulation, and bright space. Get a beautiful new room with a hoard of benefits for your property.

House Extension Prices Merton

As all our products are made to measure, our prices vary based on your style and specifications. Here at Castle Conservatories, we work with a variety of budgets and put you in charge of your design every step of the way for your house extension.

Get a free online quote to see what we can offer you today. Just choose your dream house extension, pick from our range of finishes, and we’ll give you a price.

If you have any queries, get in touch via our contact page, and we’ll get back to you as soon as we can. Alternatively, speak to one of our team directly on 020 8669 1500, and we’ll do our best to answer any questions you may have!

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