Featured Product

CERO Slim-profile Sliding Doors

Double or Triple Glazed

Featured Product

Internorm HF410 Passivhaus Windows

Timber/Aluminium Composite

STRUCTURAL AND OVERSIZE GLAZING

Let us help make your Grand Design happen

High-performance windows, sliding and bifold doors, large-scale and structural glazing.

FEATURED PRODUCT

MINIMAL PROFILE SLIDING DOORS

Up to 6m tall

Can be specified to Passivhaus standard

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BUY FROM SPECTRUM AND YOU ARE BUYING INTO KNOWLEDGE, EXPERTISE AND EXPERIENCE.

We are a Gold Level Internorm 1st Window Partner and a Solarlux Activ Partner

OK, SO WHY SPECTRUM?

Well, lots of reasons, but most importantly because of...

Product Knowledge

Our sales and technical advisors have in-depth knowledge of our products, with regular technical training by the manufacturers, both in the UK, and in Germany and Austria.

Installation Expertise

The standards we set for our installations is high so we only use the best installers with years of experience and expertise. We send them to the manufacturers on a regular basis to keep their knowledge up-to-date.

Leading Partner

We have been appointed a GOLD LEVEL 1st Window Partner by Internorm, their highest level, recognising that we are one of the best dealers in the UK. We are also one of only 5 Solarlux Active Partners in the UK

Large Showroom

We have a 2300 sq.ft showroom featuring a full range of Internorm and Solarlux products including windows, doors, bifold doors, sliding doors and glass extensions.

Explore our range...

Low-energy composite windows, in timber/alu composite or UPCV/alu. Large-scale, structural glazing and glass corners.

Internorm Lift & Slide Doors or Cero slim profile sliding doors. All-aluminium, timber/alu composite or uPVC/alu composite. Passivhaus depending in specification.

Custom-built, high performance entrance doors that make a lasting first impression. Every door is unique and individual.

High performance, low-energy bifold doors. Aluminium or timber/aluminium composite. Large sizes available, Glass corners and movable corner posts available.

High performance, low-energy bifold doors. Aluminium or timber/aluminium composite. Large sizes available, Glass corners and movable corner posts available.

Timber/alu composite curtain walling from German manufacturer Raico. Passivhaus standard depending on specification.

VISIT OUR SHOWROOM

Visit our 2300 sq.ft showroom in Newport Shropshire. We have a comprehensive range of Internorm windows, entrance doors and sliding doors, plus Solarlux bifold doors, wintergarden, glass extensions and Cero minimal-profile sliding doors.

We have one of only two showrooms in the country to have a full working instalation of Cero sliding doors. Ours has a movable glass corner at one end and a powered door with pocket at the other end. This is worth a visit alone.

Explore our Favourite Projects

We have done many project all over the UK, but some grab the interest. Have a browse of some of our favourites.

TESTIMONIALS

“We would like to thank you most sincerely for all the help you have given us throughout our dealings with you. Dealing with companies can often be a difficult and fraught business - as we know from our experience with other well-known national companies in the door and window trade!! From our very first meeting you were patient, helpful and willing to accommodate our many amendments, and always with a cheerful response. We could not have chosen better. Please convey our thanks to the whole team, especially Paul and Lee, who rank with the best in their field, both in quality and character.

JAMES & JULIA FAGAN-KING

JONATHAN CORBETT

Powys, Wales
“The service and quality of the workmanship has been excellent. I have been impressed with the knowledge and professionalism of Lone and the skill and helpfulness of Paul and Lee in fitting the windows. Added to this your quote was very competitive. Many thanks for a job well done. I wouldn't hesitate to recomend you and your products to other people.
“Just wanted to say that the both Lee and Paul have done a sterling job. Really glad with their attention to detail and craftsmanship. I think they enjoyed the additional challenges that this job had. They clearly have pride in the work they do.

TOM DANVERS

Derbyshire

Internorm Window & Doors:
High Performance, high security, low-energy windows, U-values down to 0.76, Passivhaus certified.

  • LOW ENERGY GLAZING

    U-values from 1.3 down to 0.76. Optional triple glazing, optional Solar Gain coating for maximum energy-efficiency.
  • LOW MAINTENANCE

    All Internorm windows and doors are aluminium on the outside for low-maintenance, fade-free finish. On ther inside you have a choice of timber or premium uPVC.
  • HIGH SECURITY

    All windows and doors have the rigourous European RC2 standard and many also have Secure by Design

WORK WITH US

We'll do everything we can to make your project our best yet!

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