Price Guideline
Wondering About Costs?
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How much does it cost to replace sash windows?
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What’s the price to upgrade to double-glazed sash windows?
These are some of the most common questions from homeowners looking to restore or improve their sash windows.
Below is a price guideline to give you some idea of the cost of replacing wooden sash windows. There are several options from Draught Proofing to a complete replacement box sash window. We hope this guideline will be of some assistance when budgeting for your window project.
Sash Window Draught Proofing & Broken Sash Cord Replacement
from £150 per window
Upgrade to Double-Glazed Sliding Sashes
from £800 per window
Complete Replacement Single Glazed Sash Windows
from £1350 per window
Complete Replacement Double Glazed Sash Windows
from £1600 per window
Alternatively, if you have any images and/or approximate measurements of your windows, feel free to email them to us, we’ll review the details and send you a preliminary quotation via email.
We offer a choice of premium timber options, including Accoya® wood for outstanding durability and sustainability, Sapele hardwood for strength and a rich natural finish, and Redwood Pine for a classic, cost-effective solution.
Whether you're upgrading to energy-efficient double glazing or choosing a replacement traditional single-glazed window, we tailor each installation to preserve the character of your home.
For enhanced comfort and noise control, high-performance acoustic glazing is also available.
Modern draught-proofing and weather seals for year-round protection. High-quality security locks to give you peace of mind.
Traditional window furniture in Brass, Chrome, Satin, Antique, and Pewter finishes to suit your style.
Is this your Sash Window!
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Broken or missing sash cords
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Window won’t stay open
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Rattles in the wind
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Lets in draughts and rainwater
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Rot damage to timber sections
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Missing or faulty locks and latches
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Interior condensation build-up
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General state of disrepair
If this sounds familiar, it’s time for a sash window replacement. We restore your windows to full function, beauty, and efficiency—preserving the character of your home while improving comfort and security.