UPVC Windows and Doors Oxfordshire | CBP Oxon
Tel: 01491 826 522
mobile button icon
slider bottom curve
Thermally Efficient Casement Windows

Thermally Efficient Casement Windows

We manufacture the absolute best casement windows offering strength, longevity and ultra-performance. Available in many colour and options to choose from. Made to order.

Read More
Beautifully Crafted Flush Sash Windows

Beautifully Crafted Flush Sash Windows

We absolutely adore this beautiful window, sleek and stylish in every way. The flush lines and wide range of options make this a superb window choice.

Read More
best windows on the market

Get a Quote For Energy Saving Windows and Doors

Flush casement windows, a superb new window design.
we manufacture flush sash casement windows
flush sash flush sash flush sash flush sash flush sash flush sash
Thermal Efficiency
Compared with other window materials like aluminium or wood, UPVC Flush Sash windows are low maintenance and have better thermal efficiency reducing energy and heating costs.
Great For Conservation
The period property look of this window is superbly crafted and in keeping with local conservation requirements.
Sound Proof
We offer a wide variety of glazing solutions to suit your acoustic sound proofing needs.
Strong and Secure
For total peace of mind, our Heritage flush sash windows come with multi-point locking as standard. Safety is an integral features for all homeowners and we put it at the forefront of our window profile design.
We manufacture all our windows, doors and conservatories with the Deceuninck profile system which is known for its superior quality and stunning sharp looks. We supply made to measure energy saving windows to customers throughout Oxfordshire and the surrounding region.

Quality Windows and Doors at Great Prices:
We always strive to provide all our customers the best prices possible for our windows and doors and getting a price for windows, doors, conservatories or roofline products is quick and simple. Either call or fax us your requirements and we will have our best price back to you the same day. As we manufacture nearly all of our products in-house, we can give you the lowest prices around. Take the CBP test today and see for yourself how low our prices are for our double glazing products. There is no obligation to buy, so what have you got to lose?
Get a Hassle Free Window Quote 3 STEPS FOR A GREAT QUOTE!
Step 1 Box Arrow Give us your measurements and specifics and we can give you a quote fast pencil icon Step 2 Box Arrow If you love the price we give you, you will certainly like the quality, the way we put our windows and doors together is unrivalled. subscritpion closed right now Step 3 Box Arrow We deliver our windows or doors onsite, on time and on budget to any mainland UK mainland address. package icon
Our Products Casement Windows Casement Windows Aluminium Windows Aluminium Windows Flush Sash UPVC Windows Flush Sash UPVC Windows GRP Composite Doors GRP Composite Doors Sliding Patio UPVC Doors Sliding Patio UPVC Doors Aluminium Bi-Fold Doors Aluminium Bi-Fold Doors UPVC Conservatory UPVC Conservatory Aluminium Lantern Roof Aluminium Lantern Roof Fascias, Sofftits and Guttering Fascias, Sofftits and Guttering
Established in 1994
Info Here
Castle Building Products specialise in quality yet affordable home improvements specifically for the TRADE and DIY enthusiast.

We offer hassle free quotes by phone and email.
Follow us on social media