What do roof lanterns in Weymouth involve?
Thinking about roof lanterns in Weymouth? The short answer: hipped glass lanterns that lift the ceiling of orangeries and extensions. The longer answer depends on your roof, which is why we survey before we price.
Many South West towns mix Georgian and Victorian terraces with modern estates, so the right product differs street by street. In Weymouth, as anywhere, roof lanterns are the usual choice for orangeries, kitchen-diners and single-storey extensions.
Weymouth sits about 12 km from Dorchester and 25 km from Bridport, and we cover the whole DT4 postcode district and the roads in between.
What you can choose
- LED lighting in the plaster box
- Opening vents with electric control
- Rectangular, square or bespoke sizes
- Internal and external colours
- Aluminium or uPVC systems
- Slim aluminium bars, more glass
- Light from every angle across the day
Things we check at survey
- Plaster-box depth affects how the lantern looks from below
- Larger lanterns may need a steel or timber ring beam
Planning and building rules for Weymouth
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.
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. Replacing a rooflight or roof window can be self-certified by an installer registered with an authorised competent person scheme; otherwise building control approval is needed.
Our planning guide covers each nation in more detail.
Guide prices for Weymouth
Guide prices for roof lanterns in Weymouth 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 or bespoke aluminium lantern | £5,995 – £10,795 | £4,995 – £8,995 |
| Mid-size aluminium lantern (2 × 3 m) Typical | £3,955 – £5,995 | £3,295 – £4,995 |
| Small lantern (1 × 2 m) | £2,995 – £3,955 | £2,495 – £3,295 |
What happens next
- Get in touch. Use the form, WhatsApp or the guide-price tool with your Weymouth address.
- Measure and check. A surveyor visits Weymouth, measures and checks structure and access.
- 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.
Roof lanterns near Weymouth
Other services in Weymouth
Roof lanterns in Weymouth: questions
Roof lantern or flat rooflight?
A lantern adds height and sky from all sides; a flat rooflight is lower-profile and cleaner from outside. Our guide compares them in detail.
Aluminium or uPVC?
Aluminium gives slimmer bars and a longer life; uPVC costs less. We fit both.
How big can a lantern be?
Aluminium systems go to around three by six metres in standard ranges; larger sizes are made to order.
Will I need planning permission in Weymouth?
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 I need to be at home for the survey in Weymouth?
Yes — someone needs to let us into the room below and, where possible, show us how the roof is reached.
