New double-glazed sashes installed into existing box frames
Our new double-glazed sash installation service allows you to upgrade your timber sash windows while keeping your existing box frames intact.
Enjoy the benefits of modern double glazing—improved insulation, reduced noise, and enhanced security—without the need for a full window replacement.
Double-glazed and draught-proofed new sashes
We upgrade your existing single glazing windows by installing double-glazed and draught-proofed new sashes directly into your original frames, combining improved energy efficiency with enhanced comfort.
Our sashes are crafted to fit seamlessly, providing modern performance while preserving your home’s traditional charm.
- Draught-proofed: Seals any gaps, preventing drafts and improving insulation.
- Material Options: Available in hardwood, softwood, or Accoya for durability and style.
- Low-E Coating: Available glazing option.
- Georgian Style: Sashes with Georgian-style glazing bars for a timeless, classic look.
- Primed and Painted: Ready for installation, fully primed and painted for a perfect finish.
- New sashes will match the style of your existing windows.
Box frame restoration service
Before installing new wooden sashes, we provide a thorough box frame restoration to ensure your original sash window frames are in optimal condition.
- Rot Repair: We address any areas of rot, using spliced repairs to replace damaged sections without removing the entire frame.
- Pulleys and Cords: We replace worn or broken pulleys and install new sash cords to restore smooth window operation.
- Sill Replacement: If the window sill is damaged or decayed, we offer full or partial sill replacement to ensure a solid foundation.
- Sliced Repairs: For localized damage, we use precision splicing techniques to restore the integrity of the box frame.
FAQs:
Can you install double glazing in my existing windows?
Yes, we can install double-glazed sashes into your existing box frames, allowing you to upgrade to modern glazing without replacing the entire window.
Will I need to replace the entire sash window frame?
No. We only replace the sashes, preserving the original structure and look of your windows.
Will this change the appearance of my windows?
The appearance of your windows will remain largely unchanged. We custom-fit the double-glazed sashes to match the style and dimensions of your existing frames.
How much energy savings can I expect?
Double glazing can significantly reduce heat loss, leading to noticeable savings on your energy bills—typically up to 30%, depending on the size of your home and windows.
Benefits of double-glazed new sashes
- Energy Efficiency: Lower heating and cooling bills with better insulation.
- Noise Reduction: Soundproof your existing windows with new double glazed sashes.
- Security: Safety glass available.
- Retain Aesthetic Appeal: Preserve the historic or original appearance of your home by keeping the existing box frame intact.
Our Process
1. Initial Assessment
We start by inspecting your existing box frames to ensure they’re in good condition.
If wooden window repairs are needed, we’ll discuss options before proceeding.
2. Custom Measurements
Precise measurements are taken to create custom double-glazed sashes that perfectly fit your existing frames.
3. Installation
The new sashes are installed without disturbing the original frame, preserving the structure and look of your windows.