How we approach sliding rooflights in Redruth
Sliding rooflights in Redruth means box rooflights whose glass lid slides back for walk-out roof access. We cover the TR15 district and the rest of Cornwall, with a survey before any price is fixed.
Western coasts take wind-driven rain, so we pay close attention to upstand height and flashing laps on exposed roofs. Typical uses for sliding rooflights include staircases that rise to a roof terrace.
We work across Cornwall, including Redruth, and in neighbouring towns such as Camborne and Truro. Access, parking and how the glass reaches the roof are all checked at the survey.
Options we can specify in Redruth
- Double or triple glazing
- Integrated balustrade on some ranges
- Box (glazed sides) or flat sliding lid
- Rain sensor
- Anthracite, black or RAL frames
- Lockable from inside
- Electric operation with safety stops
Before you order: points to check
- The stair opening and headroom must meet Building Regulations
- Weight and point loads need a structural check
Consents for sliding rooflights in Redruth
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. A rooflight on a side-facing slope must be obscure-glazed, and fixed shut unless the opening part is more than 1.7 m above the floor.
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.
Guide prices for Redruth
Guide prices for sliding rooflights in Redruth 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 |
|---|---|---|
| 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 |
From enquiry to finished job
- Get in touch. Use the form, WhatsApp or the guide-price tool with your Redruth address.
- Free site visit. For new installs we survey free, measure and confirm the roof detail.
- Written price. You receive a fixed price listing the unit, the work and the lead time.
- Fit and make good. We fit, seal, test and finish the reveal, then hand over the paperwork.
Nearby towns
More we do in Redruth
Sliding rooflights in Redruth: 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.
Is a sliding rooflight better than an access hatch?
For daily use, usually yes — you walk out under open sky instead of climbing through a hinged hatch. A hatch costs less and suits occasional access.
Can children open it?
Controls can be key-switched or placed out of reach. We will set the controls up to suit the household.
Do you fit sliding rooflights in Redruth?
Yes. We survey and fit sliding rooflights in Redruth and across Cornwall. Send your postcode and we will offer a survey date when we reply.
Will I need planning permission in Redruth?
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.
