Glass Balustrade Cost London 2025: Prices for Stairs, Decks & Terraces

Glass balustrades have become one of the most requested glazing upgrades in London, particularly in open-plan homes in Chelsea, Wimbledon, Putney, and Richmond. They add light, space, and value — but cost varies significantly depending on the type and specification.

What This Guide Covers

• Frameless glass balustrade: £350–£600 per linear metre installed
• Semi-frameless (post-supported): £250–£450 per linear metre
• Juliet balconies with glass panels: £600–£1,200 installed
• Toughened or laminated glass required by Building Regulations
• Most popular in Wimbledon, Richmond, Chelsea and Fulham period homes

Introduction

London homeowners face unique challenges when it comes to glazing — from period properties with sash windows in conservation areas, to modern developments requiring structural glass installations. Getting the right advice before you commit can save you significant time and money.

At BuilderFix Glazing, we have completed thousands of glazing jobs across Greater London and Surrey — from emergency repairs in Kensington and Chelsea, to bespoke walk-on glass installations in Mayfair and Belgravia. This guide is based on real experience and the questions our customers ask us most often.

Photos From the Job

What Does This Typically Cost in London?

Costs vary depending on the type and size of work, the glass specification, frame material, and access. As a general guide, always obtain a free written quote before committing — this protects you from unexpected charges.

At BuilderFix Glazing, we provide free, no-obligation written quotes for all work. Our prices are transparent and fixed before we start — no surprises on the invoice.

What to Ask When Getting a Quote

• Is the price fixed, or could it change once work starts?
• What glass specification is included?
• Are all fixings, sealants and finishing included?
• What compliance documentation will I receive?
• What happens if there is an issue after completion?