8-10 week supply & installation lead time

10 year warranty, 60 year life expectancy

Designed by you, made to measure by us

98% of our customers would recommend us

Whole window U-values as low as 0.8W/m2K

Delivering the difference

At Bereco, simply manufacturing timber windows and doors to comply with a list of standards is not enough. We aim to ‘deliver the difference’ in all that we do from our customer services to the products we supply. Evidence of this commitment can be found through our continued investment to achieve the appropriate certification and accreditations which demonstrate we supply sustainable, high-quality and low maintenance timber windows and doors which add real value to your property.

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Close up of the hardware on a sliding sash window

FSC® Chain of Custody Certification

The Forest Stewardship Council® (FSC®) is an international, not-for-profit organisation that promotes the responsible management of the world’s forests. The FSC® accredits third party organisations, such as BM TRADA who certify forest managers to the standards required by FSC®.

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Bluesky certified manufacturer

Bluesky General Performance Windows

BS 644 specifies the requirements of factory assembled timber windows. Covering timber preservation, profile design, workmanship, glazing, construction, safety, security, weather tightness, performance and operation and strength, it is often referred to as the benchmark for manufacturers of timber windows.

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Bluesky certified manufacturer

Bluesky Timber High Performance Windows Scheme

The Bluesky High Performance Timber Window scheme is designed to raise the bar when it comes to the performance of wooden windows and doors. The scheme demonstrates our windows perform at a much higher level than the standards covered by the Window General Performance Scheme BS644:2012.

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Bluesky certified manufacturer

Bluesky Enhanced Security Window and Door Scheme

As members of the BlueSky Enhanced Security Windows and Enhanced Security Door schemes our timber windows and doors are tested and certified to PAS 24:2016, the enhanced security performance requirement for windows and doors in the UK.

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Bluesky certified manufacturer certificate

Bluesky Coatings and Finish Application Scheme

We are the only timber windows and doors supplier in the UK which is a member of the Bluesky Paint Application scheme. This voluntary membership demonstrates our continued commitment to supplying products that are factory finished to the highest possible standard.

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Bluesky certified manufacturer certificate

Noise Reducing Windows Scheme

Recent studies identify a link between regular exposure to noise and physical and psychological health conditions like hearing impairment, hypertension, ischemic heart diseases, annoyance and sleep disturbance. So, it’s increasingly important to take steps to reduce exposure to high levels of noise.

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Secured by Design certificate

Secured by Design

We are a fully licensed member of ‘Secured by Design’ – a national police initiative to reduce and prevent crime in UK homes. The scheme is designed to cut out crime through the use of high-quality, innovative products and processes incorporating security features.

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Part Q

Approved Document Q of the building regulations came into effect in England on 1 October 2015 and introduced a minimum level of security in new dwellings. Our products are PAS24:2016 tested and certified by Bluesky Enhanced Security Window and Door schemes.

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part k

Part K

Our sash windows are tested in accordance with BS6180:2011 and BS6399-1:1996 ensuring full compliance with Part K of the building regulations in England and Wales. Full test report available upon request from our technical office.

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CE Mark

Applicable from 1st July 2013 until 31st December 2020, our timber windows and doors carry the CE mark as evidence they comply with the harmonised product standard BS EN 14351-1 in accordance with the Construction Products Regulation 2013. Download our declaration of performance for orders delivered before 31 December 2020.

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Applicable from 1 January 2021, all our timber windows and doors carry the UKCA mark which shows they comply with the harmonised product standard BS EN 14351-1 in accordance with the Construction Products Regulation 2013. Download our declaration of performance for orders delivered after 1 January 2021.

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Graphic of FENSA certificate

FENSA Approved Installer

FENSA is a specialist government-authorised scheme which assesses window and door installers in the UK. FENSA certificates are issued after replacement windows and doors have been installed to show the work has been done to a high standard.

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The experts in timber windows and doors

Whether you’re a homeowner working on a renovation project for your home, an architect looking for specific windows and doors, or a trade professional building new homes and properties, we offer a tailored service to help you budget, design, and order bespoke timber windows and doors.


Want to get hands on?

Order corner samples of popular products including stain, ironmongery and bars delivered straight to your front door.

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A really good company to deal with. Very helpful team of people from sales, technical support and delivery. Any time I called, I did not have to wait to speak to the right person and help was immediate. So not only great customer service but also terrific products, well designed and exact fit. Competitively priced.

Graham Roberts

I was very happy with Bereco’s service levels and the products are excellent, very good quality. I would have no hesitation in recommending them to others.

Simon Hazelton

Beautifully constructed windows which do the job perfectly. Handled Covid disruption effectively. Installation went smoothly. All in all a job very well done. Would recommend without reservation.


Visited the showroom last year and impressed with the finish and quality. Just as delighted with the windows and back door that we ordered. They look fabulous.


Our memberships & schemes

As a dedicated manufacturer of quality timber windows and doors, we are part of a number of specialist memberships and schemes. Check out the full list below.

The Anti-Greenwash Charter logo
ASBP logo
BlueSky Certification logo
FSC and Forests For All Forever
Good Homes Alliance logo
Secured by Design certificate
World Land Trust logo
Graphic of FENSA certificate

As seen in...

We’re pleased to announce our brand has featured in several national magazines and publications over the years. Here are some of the most recent places our products have been showcased.

The Times logo
Grand Designs Magazine logo
House and Garden logo
Homebuilding & Renovating logo
Construction Forum Magazine logo
Architects' Journal
Improve logo
Showhouse logo

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