Sliding rooflights for Sunbury-on-Thames: the essentials
Sliding rooflights in Sunbury-on-Thames means box rooflights whose glass lid slides back for walk-out roof access. We cover the TW16 district and the rest of Surrey, with a survey before any price is fixed.
Across the South East, single-storey kitchen extensions on 1930s semis and post-war detached houses are where most flat rooflights and lanterns go. Sliding rooflights suit staircases that rise to a roof terrace.
We work across Surrey, including Sunbury-on-Thames, and in neighbouring towns such as Walton-on-Thames and Hampton. Access, parking and how the glass reaches the roof are all checked at the survey.
Specification options
- Integrated balustrade on some ranges
- Box (glazed sides) or flat sliding lid
- Electric drive with safety edge
- Rain sensor
- Anthracite, black or RAL frames
- Full-width, walk-out access to a roof terrace
- Daylight down the stair when closed
Things we check at survey
- Electric units need a dedicated supply and commissioning
- Weight and point loads need a structural check
Consents for sliding rooflights in Sunbury-on-Thames
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. 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.
Under Approved Document L, a rooflight added to an English home must achieve at least 2.2 W/m²K (horizontal plane), and a roof window 1.4 W/m²K or Window Energy Rating Band B. 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.
Read the planning permission guide before you commit to a design.
What do sliding rooflights cost in Sunbury-on-Thames?
Prices below are shown including and excluding VAT. In Sunbury-on-Thames, as elsewhere, making good inside and access equipment are the main variables.
| Option | Guide price inc VAT | Ex VAT |
|---|---|---|
| Large box slider with electric drive | £11,995 – £20,395 | £9,995 – £16,995 |
| Standard box slider Typical | £8,995 – £13,195 | £7,495 – £10,995 |
| Flat sliding lid | £7,195 – £9,595 | £5,995 – £7,995 |
What happens next
- Get in touch. Use the form, WhatsApp or the guide-price tool with your Sunbury-on-Thames address.
- Free site visit. For new installs we survey free, measure and confirm the roof detail.
- Agree the quote. You approve the specification and price before anything is ordered.
- Installation day. Usually one day into a prepared opening, longer for new openings.
Neighbouring towns
Other services in Sunbury-on-Thames
Sliding rooflights in Sunbury-on-Thames: questions
Does it need planning permission?
A box unit that projects above the roof plane can need planning permission, especially on the front of a house or in a conservation area. We check before you order.
What if it is raining?
Fitted with a rain sensor, an electric unit closes automatically. Most also have a manual override for power cuts.
How heavy is it?
Box sliders weigh hundreds of kilograms, so delivery may need a crane or lifting gear, and the structure must be checked.
Will I need planning permission in Sunbury-on-Thames?
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.
Do you fit sliding rooflights in Sunbury-on-Thames?
Yes. We survey and fit sliding rooflights in Sunbury-on-Thames and across Surrey. Send your postcode and we will offer a survey date when we reply.
