A Passivhaus Home with Internorm Windows & Doors by Spectrum

SPECTRUM ARCHITECTURAL GLAZING

High-Performance Windows and Doors for Exceptional Homes

Premium glazing systems from Internorm, Solarlux and Kastrup, expertly specified and installed across England and Wales

Make an Enquiry
Make an Enquiry

A passion for high-performance, low-energy glazing products. Spectrum staff live and breathe high-end architectural systems – our expertise, product knowledge and passion are second to none.

We are a Gold-Level Internorm 1st Window Partner and a Solarlux 'Quality Partner'

What Our Customers Say...

Trustpilot

Rated 4.8 out of 5    | View All Reviews

Read the case study of this stunning Passivhaus, ultra low energy self-build home

We specialise in premium architectural windows & doors which combine high-performance and energy-efficiency with innovation, outstanding engineering, and excellence in manufacturing to create something special for your project.

Alu-clad windows & doors
Made from timber of high-quality UPVC but with a layer of aluminium on the external side. Offers a host of benefits.

Passivhaus Windows & Doors, including Passivahus bifold and sliding doors
Made to the German Passivhaus standard with ultra-low energy loss and airtightness targets

Ultra-Slim Sliding Doors

Aluminium glass extensions

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

We are a Gold-Level Internorm 1st Window Partner and a Solarlux 'Quality Partner'
InternormSolarluxCeroKastrup

Browse our Product Range

Internorm timber-alu windows in dark grey

PREMIUM HIGH-PERFORMANCE WINDOWS
Internorm | Kastrup

 Beautiful Internorm aluminium entrance door

HIGH-PERFORMANCE
ENTRANCE DOORS
Internorm | Kastrup

 Some Solarlux Cero ultra-slim sliding doors

SLIM-PROFILE
SLIDING DOORS
Internorm | Solarlux | Kastrup

 A Solarlux glass room covering a patio on the side of a house

SLIM-PROFILE
BIFOLDING DOORS
Solarlux

 A Solarlux contemporary glass extension

GLASS EXTENSIONS
German "Wintergardens"
Solarlux

 A Solarlux glass room covering a patio on the side of a house

GLASS ROOMS
AND CANOPIES
Solarlux
The Spectrum Showroom in Shropshire
Internorm exhibits in our Shropshire Showroom

VISIT OUR SHOWROOM

Visit our 3000 sq.ft showroom in Newport, Shropshire. We have a comprehensive range of products from our three brands: Internorm, Solarlux and Kastrup

It's a great opportunity to see for yourself what is so special about these brands. Exhibits include low-energy windows, entrance doors, sliding doors, bifolding doors, glass extensions, glass rooms and canopies.

Solarlux Cero: The Ultimate Luxury Sliding Door
We have one of only two showrooms in the country to have a full working installation of Cero sliding doors. Ours is 7m x 3m  and has a movable glass corner at one end and a powered door with pocket at the other end. This alone is worth a visit!

Solarlux Cero slim profile sliding doors in Spectrum showroom, Shropshire

Explore our Projects Gallery

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

Have a look at our Video Gallery

WORK WITH US

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

TOP