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Yellow stone house with chartwell green uPVC casement windows
Double glazed windows and doors are an essential part of any home. Whether you want to buy a victorian feature front door style or go for modern grey upvc windows, we have a huge range of window and door colours & styles to suit any home in the South East of England.

Choosing new double glazed windows and doors (or upgrading to triple) is not only a worthwhile investment but a great way to modernise your home! Find a door to compliment your new windows, the choices of front & back door styles are endless, ranging from cottage styles doors to 1930’s style front doors. All our doors & windows come in these high-quality materials: upvc, aluminium & composite doors.

Colour coordinate your windows & doors

We have a huge range of window and door colours to make your house a home to be proud of. And you don't need to stop at coordinating your windows with your front or back door, we have matching & complementary colours for your french doors, bi-fold doors and bi-fold doors.

Our best selling popular colours include:

  • Sage green
  • Chartwell green
  • Anthracite grey
  • Natural oak
  • Cream
  • White wood grain effect


  • If you'd like to see these colours up close (any many more) find your local showroom and pop in with any questions you have about our products, our service and your next home improvement project.

    popular colours of windows and doors
    Tall windows manufactured using energy efficient aluminium

    Choosing window replacements

    Our replacement double & triple glazed windows come in the following 2 materials: uPVC & aluminium. Here's a quick round-up of what each material has to offer:

    UPVC windows: This material is often the most affordable yet versatile range. Made from unplasticised polyvinyl chloride, double or triple glazed upvc windows offer great energy efficiency and security for your home. UPVC window styles include casement windows, bay windows & sash windows.

    Aluminium: These slim and sleek windows offer a modern, luxury home finish and offer some of the highest thermal efficiency properties.

    We also make bespoke windows so get in touch if you aren't sure what type of window you are looking for and a member of our team will get back to you.

    New front door

    An entrance door can transform the facade of a home instantly and choosing from our huge range of door styles couldn't be easier. Here's a quick round-up of the material options you can choose from:

    Composite doors: Reknown for their security properties and creative glass & colour finishes, composite doors have become one of the most popular front door choices. Composite door styles include modern grey with frosted glass panels to duck egg blue cottage style with patterned glass, the options are virtually endless.

    UPVC doors:
    Modern UPVC front doors are praised for their thermal performance & stylish finish that is affordable for any household. UPVC entrance doors come in a variety of finishes including victorian style front doors to contemporary wood effect with a modern metal door handle.

    Aluminium doors:
    This extremely weather resilient material offers homeowners especially in coastal areas a clear choice of doors that will stand the test of time no matter the weather. From anthracite grey to oak effect (pictured), aluminium doors offer incredibly modern styles with peak performance in any environment.

    Chartwell green composite front door
    SEHBAC Chelmsford showroom

    Window & doors in our showrooms

    It's easy to like something you see on the internet only to find in reality it's half the size and a different colour altogether. Make the most of our 12 showrooms dotted around Essex, Suffolk & the surrounding areas. We have a whole host of colour and styles of our products including our conservatories and stunning lantern roofs available to see up close. Come in and learn more about the choices for your new windows or doors.

    Begin Your Project

    Get your free quote – with no-obligation to buy. Simply fill in the online contact form below to get started:







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      Here at SEH BAC, we’re proud to have won many prestigious awards for our products as well as our work in the community:

      Installer awards 2022
      G21 Finalist
      SEHBAC showroom winner
      Ultraframe designer winner
      Conservatory and orangery awards winner 2019
      NHIC 2018 Consumer confidence award
      G17 Installer of the year
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