Sealed Unit Replacement in London & Surrey

Professional Sealed Unit Replacement Across London & Surrey

When condensation appears between the panes of a double glazed window, the sealed unit has failed. Rather than replacing the entire frame, we replace just the glass unit — saving you significant cost while restoring the window's appearance and thermal performance.

At BuilderFix Glazing, we understand that every property and every client is different. That is why our sealed unit replacement service begins with a thorough assessment of your specific requirements, followed by a transparent, fixed-price quote so you know exactly what you will pay before any work begins.

Our glaziers are qualified, experienced professionals working across London and Surrey. We pride ourselves on punctuality, cleanliness, and leaving your property in a better condition than we found it.

Why Choose Us for Sealed Unit Replacement?

• Fixed, transparent pricing with no hidden charges
• Free written quote before any work begins
• Same-day and next-day appointments available
• Building Regulations compliant installations
• Local glazing specialists covering London & Surrey

Areas We Cover for Sealed Unit Replacement

Our sealed unit replacement professionals operate across Greater London and Surrey, with particularly fast response times in South London, Sutton, Croydon, Kingston upon Thames, Richmond, Wimbledon, and Epsom. For a full list of our service areas, please visit our areas page.

Pricing

Our sealed unit replacement service typically starts from From £60 per unit. This can vary based on the scope of work, materials required, and accessibility. We always provide a full written quote before commencing any work, so there are never any surprises.