An HMO loft conversion adds one or two letting rooms, often with an ensuite, in the roof space. Landlords in Llantwit Major (CF61) usually come to us with a council letter, a fire risk assessment or a house they have just bought. We price from whichever you have.
- Area
- Vale of Glamorgan, Wales
- Postcodes
- CF61
- Location
- 14 miles west of Cardiff
- Pricing region
- Wales
What do loft conversions for extra rooms in Llantwit Major involve?
- New stair within the protected route
- Building control sign-off
- Fire doors and extended alarm system
- Planning or permitted development check
- Dormer or roof windows
Which rules apply in Llantwit Major?
The rules below are the Wales-wide position for this kind of work. Councils add their own standards and schemes on top, so we always check the address in Llantwit Major before we price.
- More than 6 sharers is a sui generis HMO and needs planning permission; councils such as Cardiff apply concentration limits.
- Building regulations cover structural work, partitions, drainage, fire-resisting construction and electrics; confirm with building control whether the conversion is a material change of use.
- Council HMO standards and the fire risk assessment set detection, fire doors and escape routes.
- England’s national room sizes do not apply in Wales; councils set their own room standards.
How much do loft conversions for extra rooms cost in Llantwit Major?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Dormer loft conversion, about 30 m² | £40,000 – £60,000 | £37,600 – £56,400 | project |
| Rooflight loft conversion, about 30 m² | £22,500 – £30,000 | £21,150 – £28,200 | project |
Prices in Llantwit Major are shown with our regional adjustment for Wales (below the UK average). Your quote is itemised and fixed in writing once the scope and specification are agreed.
How long does it take?
Allow 6–10 weeks on site for a typical job. Drawings, approvals and long-lead items such as kitchens or fire door sets are booked before we start.
When do Llantwit Major landlords need it?
Typical reasons for this work in Llantwit Major:
- Moving to a larger HMO with the right consents
- Adding rooms to make an HMO work financially
Questions about loft conversions for extra rooms in Llantwit Major
How much head height do I need?
As a rule of thumb, about 2.2 metres at the highest point of the existing roof space before any work. Less can work with a dormer or lowered ceilings.
Which postcodes in Llantwit Major do you work in?
All of them, including CF61, and the surrounding parts of Vale of Glamorgan.
Does a shared house in Llantwit Major need an HMO licence?
In Wales, mandatory licensing covers HMOs of 3 or more storeys with 5 or more people. Many councils, including Cardiff and Swansea, also run additional licensing for smaller HMOs. Every landlord must register with Rent Smart Wales.
How much do loft conversions for extra rooms cost in Llantwit Major?
Our guide ranges for Wales are in the table on this page, and the guide-price tool gives a figure for your house. A fixed written quote follows a free site visit.
Loft conversions for extra rooms near Llantwit Major
- Bridgend · 8 mi
- Coity · 8 mi
- Barry · 9 mi
- Llantrisant · 10 mi
- Porthcawl · 10 mi
- Pyle · 12 mi
- All of Vale of Glamorgan
Other HMO services in Llantwit Major
- Extensions for extra rooms in Llantwit Major
- Large HMO conversions (7+ sharers) in Llantwit Major
- Escape routes, emergency lighting and fire stopping in Llantwit Major
- Ensuite installation in Llantwit Major
- Layout changes and room reconfiguration in Llantwit Major
- Fire alarm and detection systems in Llantwit Major
- Communal kitchen refits in Llantwit Major
- House to HMO conversion in Llantwit Major