What is a rooflight loft conversion?

A rooflight loft conversion (sometimes called a roof window conversion) keeps the existing roof shape and adds roof windows that sit flush with the slope. The floor is strengthened, a staircase is added and the space is insulated and finished.
How much does a rooflight loft conversion cost in Tayside?
In Tayside, a rooflight loft conversion typically costs £29,000–£43,500 for a typical rooflight conversion, including VAT at 20% (standard rate). Prices in Scotland sit near the national average for this kind of work, and the range for Tayside reflects that. Design, structural calculations and council fees are extra.
| Size or type | Guide range |
|---|---|
| A typical rooflight conversion | £29,000–£43,500 |
| Higher specification | £43,500–£54,500 |
Your quote will depend mainly on:
- Storage and finishes
- Floor and roof strengthening
- Number of roof windows
- Fire safety upgrades
Your exact price depends on the survey and drawings. The guide price tool gives a quick range in the meantime.
Do you need planning permission for a rooflight loft conversion in Tayside?
Approvals for a rooflight loft conversion in Tayside follow the rules for Scotland. In Scotland rooflights that project no more than 1 metre from the roof are often permitted development, though conservation areas and listed buildings need consent. A building warrant is needed for the conversion itself.
In Scotland a building warrant is needed before work starts on most extensions, loft conversions and conversions. It is issued by the council’s building standards service. When the work is finished, a completion certificate is submitted and accepted by the council after inspection.
At the survey we check your house’s planning history and any restrictions, and tell you which route applies.
What we handle
From survey to sign-off, the job normally involves:
- Electrics, heating and plastering
- Roof windows installed
- Head-height survey
- Staircase and fire-safe escape route
- Floor joists and any steel beams
- Building control sign-off
How long does it take?
The build itself usually takes 4 to 6 weeks on site. Design and approvals come first and typically take 6 to 12 weeks, depending on the approval route.
Building in Tayside
In Scotland, bungalows and one-and-a-half-storey homes are common, so dormer conversions are a popular way to add bedrooms.
Towns we cover in Tayside include Dundee, Perth, Arbroath, Forfar and Montrose.
How it works
- 01
Survey and brief
We visit, discuss your ideas and budget, and survey the property or site at no cost.
- 02
Design and pricing
Design options, then a fixed quote based on the chosen drawings and specification.
- 03
Approvals in place
We handle planning, building control and neighbour notices before work starts.
- 04
Construction and completion
We build, put right any snags and hand over the building control certificate.
Questions about rooflight loft conversions in Tayside
How much does a rooflight loft conversion cost in Tayside?
In Tayside, a rooflight loft conversion typically costs £29,000–£43,500 for a typical rooflight conversion, including VAT at 20% (standard rate). Your fixed price depends on the survey and drawings.
How long does it take?
Usually 4 to 6 weeks on site.
Do I need planning permission for a rooflight loft conversion in Tayside?
In Scotland rooflights that project no more than 1 metre from the roof are often permitted development, though conservation areas and listed buildings need consent. A building warrant is needed for the conversion itself.
Do you build rooflight loft conversions in Tayside?
Yes. We build rooflight loft conversions across Tayside, including postcodes AB30, DD1, DD10, DD11 and DD2. Every project starts with a free home visit.
Is it cheaper than a dormer?
Yes, usually, because the roof shape stays the same. But you gain less full-height floor space.
What about fire safety?
The same escape rules apply as for any loft conversion, so a protected stairway and smoke alarms are typically needed.
