UPVC sash windows are perfect if you want secure, durable and energy efficient modern windows

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A window of opportunity to transform your home and improve its kerb appeal

Get new uPVC sash windows

Traditional style, elegant and practical. Sliding upvc sash windows suit many styles of home in Bristol and Bath, combining authentic style with precision engineering. Traditional timber sash windows that are drafty or jam and rattle, upgrade to a draught proof modern sash window allowing you to retain your home’s historical character, whilst benefiting from modern energy efficiency and security features.

Privacy glass options available when a level of privacy is required. uPVC is as standard – aluminium windows are also available. Learn more about the benefits of aluminium.


energy efficiency

Up to20 year guarantee on product
and installation

10 year

security pledge



Recent upvc sash windows gallery

10 years guarantee on all sash windows

Sash windows styles

Up to 20 years guarantee on installations & products

uPVC Sliding Sash Windows

Designed to replicate traditional timber box sash windows, uPVC sliding sash windows from Polar Bear Windows will provide your Bristol or Bath home with a classic sash window combined with the numerous benefits of uPVC.

Superbly engineered and of exceptional quality, sash windows will add real value and style to your home without sacrificing performance. You will enjoy noise reduction, low maintenance, safety and security and energy efficiency. Classic-style hardware and fittings and optional decorative horns replicate the traditional timber sash window look for a stunning finish.

Further attention to detail in the form of a deep bottom rail and optional Georgian bars help create a superior uPVC sash window than other cheap imitations

Sash window info

Opening a Sash window

Cleaning a sash window

Sash windows hardware

Sash windows finishes

Sash windows demonstration

See our sash windows in action

For a closer look at our sash windows, book a showroom appointment today.

Sash windows colours

Below are some popular colour however your sash windows can be any sahde.


Why choose us?

Great quality products, fitted perfectly with excellent customer services – award winning formula today and tomorrow

Up to
20 years

Rated the best in
Bristol for customer

30 years in the

Best price
(no sales gimmicks)

Design your windows online

Once you submit you will receive your no-obligation free quote

Free quote with no-obligation home appointment

    Free quote with no-obligation home appointment

      Voted the best in Bristol
      for customer satisfaction

      We achieved this by providing an award-winning service, quality assured products and money saving deals to all our customers. Ratings below are correct on 1st May 2022.

      polarbearwindows.co.uk Reviews with ekomi.co.uk