Sash Window Replacement Without Replacing the Frame
Restore your traditional sash windows with
new precision-crafted sliding sashes.
✔ Better insulation
✔ Smooth sliding operation
✔ Preserve heritage character
✔ Lower cost than full replacement
What Our Sash Replacement Service Includes
A cost-effective way to restore traditional sash windows without replacing the entire frame.
Our sash replacement service allows you to keep your existing box frame while installing brand-new sliding sashes, improving:
1️⃣ Removal & Preparation
Remove staff and parting beads
Remove existing single-glazed sashes
Strip heavy paint from linings, sills, and lippings
Sand all timber surfaces
5️⃣ Decoration & Finishing
All woodwork finished with 2 coats Teknos microporous paint
New sashes finished with additional top coat in situ
2️⃣ Timber Repairs
Repair box frames and damaged timber
Splice new timber where necessary
Fill cracks with epoxy resin
6️⃣ Security Upgrade
Standard ironmongery includes:
2 restrictors with key
1 hook fastener
2 sash lifts
4 square top pulleys
3️⃣ Hardware & Mechanism Upgrade
Install new square top pulleys
Fit new lead weights or spiral balance springs
Install white waxed cotton sash cords
7️⃣ Clean Up
Work areas protected daily
Site vacuumed each evening
Glass and work areas cleaned on completion
All waste removed from site
4️⃣ Draught Proofing
New staff and parting beads with draught seals
Aquatex A10 weatherseal fitted to staff beads
Aquatex D slot weatherseal fitted to parting beads
Sash Replacement vs Full Replacement
Features
Sash Replacement
Full Replacement
Our 4 Step Process
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01
Free consultation
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02
Window inspection
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03
Precision sash manufacturing
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04
Professional installation
FAQs
Costs vary depending on window size and timber condition. We provide a free quote after inspection.
Yes. If the box frame is structurally sound, we can install new sliding sashes.
Yes. New sashes include modern draught sealing and weatherproofing.
Most sash replacements are completed within 1–2 days per window.
Ready to Transform your Sash Windows?
Get in touch with us today for a free consultation and quote.