Frameless Glass

Frameless glass — twenty years with Cantifix | Islington Architects
Frameless glass

Twenty years with Cantifix

In a listed or period house, glass lets new rooms open to the garden while the old building stays clearly legible. Done well, the glass almost disappears.
We have worked with Cantifix since 2005, starting at Gerrard Road, and are one of their longest-standing clients. These are some of the projects we have made together.
Frameless glass extension and roof by Cantifix at dusk, Belgrave Road
Where it began, Gerrard Road
Gerrard Road · N1 · 2005
Where it began
Our first project with Cantifix, in 2005. Frameless glass replaced the rear wall of the stair, so the half-landings of a Georgian house look straight out into the garden. Twenty years on, we are one of their longest-standing clients.
A glass room on a listed villa, Canonbury Park South
Canonbury Park South · N1 · 2007
A glass room on a listed villa
A frameless glass room replacing a conservatory along the garden front of a Grade II listed Victorian villa, with a glass roof on slender steel beams.
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Three storeys of structural glass, Duncan Terrace
Duncan Terrace · N1 · 2009
Three storeys of structural glass
A three-storey sandblasted structural glass extension to a Grade II listed house, with Sky-Frame sliding doors at garden level. It was featured in Livingetc.
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Walk-on glass, Cloudesley Road
Cloudesley Road · N1
Walk-on glass
A glass bridge crosses the new lightwell, so daylight falls straight through to the kitchen below, in a Grade II listed Georgian house.
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Two storeys, full width, Kelvin Road
Kelvin Road · N5
Two storeys, full width
A full-width, two-storey extension to a garden flat, with frameless glazing by Cantifix across the whole rear.
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One of the largest frameless sliding doors in the UK, Belgrave Road
Belgrave Road · SW13
One of the largest frameless sliding doors in the UK
A new house organised around glass. Even the solid parts of the roof are frameless aluminium panels by Cantifix, silicone-jointed to the glass, so the whole roof reads as one surface.
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A corner with no joint, Canonbury Square
Canonbury Square · N1
A corner with no joint
At the corner of the extension the glass is UV-bonded rather than siliconed, so glass meets glass with nothing visible between. With no side access, every pane was craned in over the terrace.
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Approach
Engineered, then invisible
Most of the work in frameless glass never shows: the steel let into old walls, the tolerances between new glass and historic brick, the drainage and the thermal performance. We coordinate it with the engineer and Cantifix from the start, so the finished glass looks effortless.
In a listed building or conservation area, glass additions need careful justification, and each case is different. We can advise on what is likely to be acceptable for your house.
Your project
Thinking about a glass extension?
Tell us about your property and what you hope to achieve. We respond personally, usually within one working day.
Follow our work on Instagram @islingtonarchitects → Projects in progress, period details and finished homes
Islington Architects Ltd
enquiry@islington-architects.com
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