uPVC Casement Window Manufacturers in Woking, Surrey

uPVC Casement Window Manufacturers

The 70mm uPVC casement windows are one of Spectus’ leading double glazing products, and we’re a trusted manufacturer of the range for trade customers across the Home Counties, including Surrey, Hampshire and Berkshire.

We’re in control of the quality of our trade uPVC casement windows as we manufacture all trade double glazing products in our Woking factory. This gifts you with the opportunity to construct your own bespoke uPVC frames to suit your individual project.

Casement uPVC window profile sizes manufactured across Surrey, Kent & Hampshire

The Elite 70 range of uPVC Spectus Windows’ is ideal for suppliers looking for uPVC profiles that offer both superior thermal performance and security. They also provide an attractive uPVC window profile design and range of authentic decorative finishes that can be tailored for older and modern properties alike across the Home Counties.

Read here for more on the Spectus Windows’ systems and Elite 70 uPVC profiles.

All of our PVCu casement windows are covered with a 10-year guarantee as standard, however, it is likely that their lifecycle will span much further than this.

  • Manufactured from a six chamber 70mm uPVC frame profile.
  • The mechanical joints on all transoms and mullions are a standard feature.
  • Choose from either Bevelled or Ovolo design profiles.
  • Built to the highest standards to conform to CE marking regulations.
  • Profiles extruded under BS EN 9001: 2008 and are kitemarked to BS EN 12608.
  • A 28mm glass unit as standard.
  • Fully reinforced frames.
  • Internal beading.
  • 5 chamber system to increase thermal performance and reduce cold bridging.
  • A+ to C Window Energy Rating.
  • Shootbolt locking system as standard.
  • U-value to 0.8W/(m2k).
  • Secured by Design accredited.


Agate Grey
Anthracite Finesse
Agate Grey
Basalt Grey
Black Brown
Brilliant Blue
Chartwell Green
Dark Green
Dark Oak
Dark Red
Hazy Grey
Irish Oak
Light Oak
Natural Oak
Rustic Oak
Siena PR
Signal Grey
Slate Finesse
Slate Grey
Steel Blue
Swamp Oak
We accept credit card payments
Free Delivery up to 40 miles for orders over £2500 + VAT
Local Guildford Depot
Receive a quote in 48hrs (standard products)
A maximum of 15 working day delivery time (standard products)
Survey Assist**
Recycle your old uPVC frames and Glass for free***

BFRC Rated

Our products are BFRC rated, an independent verification of the energy efficiency of our windows and doors. BFRC rated energy efficient windows and energy efficient doors carry a ‘rainbow’ label.

Secured by Design

Our Windows are certified Secured by Design (SBD). SBD focusses on the design and security for new and refurbished homes, commercial premises and car parks.

CMS Licence (Gold, Silver, Bronze)

CENSolutions’ CMS Scheme ensures compliance with BS EN 14351-1, BS 6375-1:2015 and PAS 24:2016.

E. R. Certification

E.R. Certification conducts assessments and audits to enable window fabrication & installation companies to operate the WER scheme under the auspices of the BFRC.

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