How we approach ridge & pitched glass roofs in Barnes
Ridge & pitched glass roofs in Barnes means dual-pitch glazed roofs for side returns, links and long extensions. We cover the SW13 district and the rest of Greater London, with a survey before any price is fixed.
Mansard and loft conversions are common across London, and roof windows are often set out alongside dormers on the rear slope. Think of ridge & pitched glass roofs for side returns, links and long extensions.
We work across Greater London, including Barnes, and in neighbouring towns such as Chiswick and Putney. Access, parking and how the glass reaches the roof are all checked at the survey.
Options we can specify in Barnes
- Solar-control, self-cleaning or tinted glass
- Fixed or retractable shading
- Aluminium systems in standard and RAL colours
- Dual-pitch or mono-pitch
- Integrated gutters and box gutters
- Maximum daylight for side returns
- Solar-control glass for south-facing slopes
What to check first
- Large glass roofs affect the energy calculation for the extension
- Party-wall agreements may apply on terraced houses
Planning and building rules for Barnes
Most rooflights on English houses do not need planning permission, provided they keep within 150 mm of the roof surface and below the ridge line. Listed buildings need listed building consent, flats have no householder permitted development rights, and an Article 4 direction can remove the rights in some conservation areas.
For English homes the energy rules ask for rooflights of 2.2 W/m²K or better and roof windows of 1.4 W/m²K (or WER Band B); most modern double glazed units meet both. The Future Homes and Buildings Standards, published in March 2026, apply from 24 March 2027 and keep the 2.2 W/m²K limit for rooflights.
Our planning guide covers each nation in more detail.
Ridge & pitched glass roofs prices in Barnes
The ranges below are typical for straightforward jobs; your fixed price follows a survey of your roof.
| Option | Guide price inc VAT | Ex VAT |
|---|---|---|
| Long run with vents and solar glass | £9,595 – £15,595 | £7,995 – £12,995 |
| Typical side return (about 2 × 5 m) Typical | £5,995 – £9,595 | £4,995 – £7,995 |
| Short ridge rooflight | £4,795 – £5,995 | £3,995 – £4,995 |
What happens next
- Send the details. Postcode, rough size and a photo of the roof and room.
- Survey. We measure the opening, check the roof build-up and agree the options.
- Agree the quote. You approve the specification and price before anything is ordered.
- Fitting and handover. We install, clean down and leave product and warranty documents.
Nearby towns
Other services in Barnes
Common questions
Is a glass roof too hot for a kitchen?
Without care, it can be. Solar-control glass, an opening vent at the top and a blind make a south-facing glass roof comfortable.
Can it be partly solid?
Yes — part-glazed, part-insulated roofs balance light and heat.
Can it have opening vents?
Yes, top-hung vents with electric actuators are common, often with a rain sensor.
Do I need to be at home for the survey in Barnes?
Yes — someone needs to let us into the room below and, where possible, show us how the roof is reached.
Will I need planning permission in Barnes?
In England a rooflight on a house is usually permitted development under Class C if it projects no more than 150 mm beyond the roof slope and sits no higher than the ridge.
