Sash on Hidden Springs
£449+VAT
Our Timber Sash Windows are available in both double (14-24mm sealed units), and single glazing options providing excellent insulation and performance.
Key features include:
- Energy-saving glass with a U-value of 1.4 W/m²K for superior thermal efficiency.
- Certified U-values compliant with Building Regulations, ensuring optimal energy performance.
- Warm Edge Spacer Technology that enhances insulation and reduces condensation.
- Classic Sash Mechanism with both top and bottom sashes that slide smoothly using traditional weight or spring systems.
- Decorative Horns to match the classic design for an authentic appearance.
- Hardwood Sill (flush-to-frame), providing both durability and aesthetic appeal.
- Fully Finished in Any Classic RAL* of F&B* Colour, offering you complete customization.
- 7-Step Painting Process: wood preservation, staining, interlayer topcoat, and a final protective coat for a long-lasting finish.
- Full Set of Standard Ironmongery.
- Fully Draught-Sealed for superior weather protection.
- Decorative Vertical Astragal Bars for an elegant, traditional look.
Our customers love what we do
We value strong relationships with our clients – you can count on us!
5/5Amazing from start to finish
We recently had a new window delivered and it looks great, I love it! The quality is fabulous. The service was amazing from start to finish. We got several quotes from different companies and this one was most competitive. I highly recommend this company and I def will use their services again.
Karen
London
5/5Outstanding Customer Service and Timber Windows
The customer service from this company is high-level—the team is very responsive and helpful in solving each question. Windows were delivered on time and exceeded my expectations with quality.
Andrew
Wiltshire
5/5Excellent Quality Sash Windows at a Great Price
I purchased some sash windows and am impressed with the quality and price compared to other companies. Highly recommended for anyone who is looking for a good product with great quality.
Dan
Surrey
5/5Reliable Prices and Smooth Delivery – A Great Experience
Prices here are reliable, and lead time is not long. Everything went smoothly from order to delivery. All good
Dylan
Cardiff
5/5Highly recommend!
Absolutely delighted with my new windows. Great website which gives you a great idea how windows will look. Team was really helpful and evertyhing was clear from the time I ordered to finish with delivery. Highly recommend windows from Wooden Windows Online.
Nathan
London
5/5Will come back again
I recently installed windows and I was impressed with its quality. Team was responding fast and all process went well.
Will definitely come back again
Gary
Hampshire
Our top selling timber windows
Our products are durable and stable, suitable for making large-size structures. You can choose from engineered pine, meranti and oak
FROM
£799+VAT
FROM
£649+VAT