How we approach ridge & pitched glass roofs in Barnet
Ridge & pitched glass roofs in Barnet means dual-pitch glazed roofs for side returns, links and long extensions. We cover the EN5 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. Typical uses for ridge & pitched glass roofs include side returns, links and long extensions.
Barnet sits about 5 km from Potters Bar and 5 km from Borehamwood, and we cover the whole EN5 postcode district and the roads in between.
Specification options
- Fixed or retractable shading
- Aluminium systems in standard and RAL colours
- Solar-control, self-cleaning or tinted glass
- Opening vents and electric actuators
- Integrated gutters and box gutters
- Solar-control glass for south-facing slopes
- Opening vents available
What to check first
- Junctions with existing walls need lead or flashing detail
- Large glass roofs affect the energy calculation for the extension
Planning and building rules for Barnet
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. 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.
See our building regulations guide for U-values, glazing limits and self-certification.
Guide prices for Barnet
Guide prices for ridge & pitched glass roofs in Barnet are the same as anywhere we work — what changes the price is the job: access, structure, scaffold and finishing.
| 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 |
How the job runs
- Get in touch. Use the form, WhatsApp or the guide-price tool with your Barnet address.
- Survey. We measure the opening, check the roof build-up and agree the options.
- Fixed quote. Product, work and price in writing — nothing is ordered until you agree.
- Fitting and handover. We install, clean down and leave product and warranty documents.
Nearby towns
Other services in Barnet
Ridge & pitched glass roofs in Barnet: questions
Will it be noisy in the rain?
Glass is quieter than polycarbonate. Triple glazing or laminated glass reduces rain noise further.
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 have opening vents?
Yes, top-hung vents with electric actuators are common, often with a rain sensor.
Will I need planning permission in Barnet?
English householder permitted development (Class C) normally covers rooflights that stand no more than 0.15 m proud of the roof plane and stay below the highest part of the roof.
Do you fit ridge & pitched glass roofs in Barnet?
Yes. We survey and fit ridge & pitched glass roofs in Barnet and across Greater London. Send your postcode and we will offer a survey date when we reply.
