Bygone premier installation partners are free to install work wherever they like. We do not restrict or control where they operate or the prices they charge and we respect healthy competition.

However, our installation partners generally operate within set areas of the country and because we wish to maintain the quality of the installations, we avoid overloading one place with dozens of installers.

Bygone collection windows are only available via our network of approved Bygone installers, however standard PVC sash windows are available for anyone to purchase, on our trade site.

What we expect of our Premier Installers

As an installer that takes pride in their work, your attention to detail should be second to none. You need to be enthusiastic, capable, passionate and honest. Ideally Level 2 NVQ trained or experienced, as well as committed to sash windows and willing to grow your business.

We expect you to agree to our terms and treat clients with the utmost respect.

We ask that you -

  • Engage in 'no-pressure' selling
  • Leave if asked to
  • Prepare written proposals for clients
  • Assist with conservation area applications
  • Explain all choices and options available
  • Keep clients informed through the process
  • Arrange dust sheets to protect all objects and cover curtains
  • Install each window completely before leaving site
  • Leave each room sparkling clean
  • Provide a recognised deposit protection scheme and IBGs
  • Register installations with an approved body
  • Issue guarantees, satisfaction surveys and invite reviews
  • Comply with all building regulations, the data protection act and company laws.

What you can expect in return

Once we’ve carried out financial credit checks and are satisfied with your quality assurances, you can expect to get support with the following areas:

  • Showroom samples to display products
  • Survey and installation training
  • Online quotation support
  • Pages within this web site
  • Exclusive products not available to the trade
  • Genuine support from an innovative, specialist sash window manufacturer.
  • Marketing assistance
  • Access to exclusive ancillaries
  • Exclusive Bygone promotions and special offers
Back to top
Apply here:

Please complete the details below and we will be in touch to start the application process.

Submit >

Premier Partner For October

Cherwell Windows 




Read about the Company here


"I'm a time served cabinet maker. When we had bygone windows fitted to our house and liked them so much, we started a window company"

"They're a trustworthy supplier, they do things right and we are delighted to be part of their network"

Rob Walters - Derwent sash windows


Accreditations >

Learn why you get better windows because of these

  • BBA - British Board of Agrément Certified
  • ISO 9001:2015 Certified Organisation
  • SBD - Secured By Design Approved Windows
  • British Fenestration Ratings Council - A Rating
  • Energy Savings Trust Recommended Windows
  • CE Compliant Windows

Request a Quotation

Would you like to see a sample, discuss your requirements and options, or obtain an assessment of the costs for your project?


If you would like a copy of our brochure please click the download button at the bottom of this page.