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Quote Your Own Windows CastlefordInstant PriceOur unique online pricing application will allow you to design your own product
and receive an instant quote in the comfort of your own home. Our new system
is easy to use and features detailed explanations on each product. -
Add the ‘wow’ factorTo Your HomeImagine being able to open up an entire wall of your room, creating space and
letting fresh air and natural daylight flood into your home. Roundbrand are number 1 for bi-fold doors in Castleford. -
Windows to SuitEvery homeWhatever the age or style of your home, there is a Liniar window for you. Choose from a huge range
of perfectly matching styles to give you maximum flexibility

Quote Your Own Jobs
This unique online pricing application will allow you to design your own product and receive an instant quote in minutes!
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Composite Doors Bridlington
Design your own Roundbrand composite door online for Free. Available in a wide range of colours and styles.
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Bi - Fold Doors Newark
The Roundbrand bi-folding door range is
beautifully designed and is now avilable to view in our Castleford branch.

A fresh new way of buying quality windows, doors and conservatories in Castleford, direct from our factories. No foot in the door sales people, just straight forward prices which are backed by our 25 years of manufacturing experience. We are currently opening branches throughout the country, which are designed to make you feel comfortable and welcome. Also open in Lincoln, Scunthorpe and Bridlington!
We supply to trade, Local Authorities, House Builders and the General Public; one window or 200, one door or 50, one conservatory or 20. You will receive friendly, no pressure help from all of our branch staff.

The newest brand of PVCu frames on the market, Liniar was created by bringing together some of the window industry’s most experienced and forward thinking designers with over 500 years of industry experience between them.
With a focus on research, development and design, Liniar continues to push the boundaries when it comes to product innovation
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We specialise in a wide range of UPVC windows suitable for every type of new or replacement project. We have attractive, easy-to-fit, low-maintenance windows to suit you. Read more about our Upvc Windows.
Roundbrand are the number one supplier of energy efficient A rated windows and have some great smart glass options Upvc Windows
We manufacture a wide range of UPVC doors suitable for all projects. A range of attractive, easy-to-fit, low maintenance doors to suit you. Roundbrand are the number one manufacturer of Liniar products and our doors are available with high security locking options, such as ABS anti bump anti snap cylinders.
View our latest special offer doors and choose from 20 styles Special Offer Upvc Doors
Replace your old Conservatory roof with a new Roundbrand Conservatory roof. A new roof can breathe life into existing conservatories. Heat control and glass roofs are now available all made to measure and to fit with your existing frames. With a wide range of colours to choose from such as Woodgrain, Cream and even Chartwell Green, a Roundbrand roof can match any existing frames. All our roofs are made on site and our dedicated conservatory team can help with any queries or problems.
Conservatory MakeoverWhy People Choose Us
Latest News
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27Aug
Chartwell Green
Available in SculpturedRoundbrand can now manufacture Chartwell Green windows, doors and conservatories as standard. This mean no extra lead times and a very competitive price!
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21sep
Client testimonials
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First class sales staff, thanks for hard work and we are extremely pleased with the end result. Will use Roundbrand again and recommend to our friends! Mr Blex, Bessacarr, Doncaster
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Just a brief Thank You! and 'thumbs up' for going that extra mile in firstly dealing with our front 'French leaded doors & windows'. Not standard but sorted! Mr J.W Laing, Doncaster
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Just a note to say thanks for the help with our Conservatory. We appreciate all the advice and are especially pleased with the bi-fold doors! Mr & Mrs Bennett, Kimberworth, Rotherham