SAVE UP TO £1,800 ON YOUR ENERGY BILLS BY UPGRADING YOUR WINDOWS & DOORS*
Your #1 Local Windows & Doors Company
Every job we do is tailored to our customers. All our windows and doors are individually made to fit perfectly.
A Local Company You Can Trust
If you’re ready to get your quote then simply click the button below & take 60 seconds to complete our quote form.
Completely Safe Doors
We Know at Fortis that all our doors need to be strong, secure, well-crafted and fitting to the environment it is to be used in.
We have a door to suit every budget from all the leading brands including Rockdoors, Solidoors and Endurance Doors.
With our Composite Doors there locks and reinforcement are the best available on the market today helping us protect thousands of homeowners and families from burglary giving them added peace of mind.
All our doors help to keep your home warm thanks to their thermally efficient features.
Every Fortis Door is strong and stylish and expertly installed. After all, what good is pretty, if the result is not practical?

Try our door configurator today

Completely Safe WindowS
REHAU Windows use a unique compound that assures a smooth glossy finish meaning your windows will look like new for many years to come. This means they will not warp or rot so there’s no need to repaint!
All REHAU windows can achieve an A rating in energy efficiency which can help towards keeping your homes energy usage to a minimum. As well as being energy efficient REHAU windows can significantly reduce outside noise due to their brilliant acoustic performance & are tested to the highest security standards to give you an added level of security and keep your home safe.
REHAU windows perform in all weathers and have been independently tested to achieve the highest BSI ratings for wind, water and air giving you that extra level of protection no matter the season!
With a variety of frame colours and finishes, choosing a REHAU window can really enhance the style of your home, our wide range of made to order frames gives you plenty of options to create something bespoke to you.
Start You New Windows and Doors Jounrey Today
We provide a bespoke service, working with you to create stylish products to improve your home.
From initial design consultation to manufacturing and installation, our expert teams take care of it all, every step of the way.

10 Year Guarantee
At Fortis we take manufacturing quality products seriously, so much so all our doors and windows come with an extensive, easily transferable 10 year guarantee.
Our Customers Love Us
Our customers love their new windows and doors, hear from them here.
Our windows are A rated
Looking to save money and cut down those heating bills? We know the feeling. Our A-rated windows will help and they come recommended by the Energy Saving Trust.

Kanda Finance Available
We also offer flexible finance options. Whether it’s an easy payment plan, or buy now and pay later, we offer a range of affordable payment options to suit your budget.

Happy Customers
See what our customer says about our services.