Loft Conversion Cardiff

Your Local Cardiff Loft Specialists, providing bespoke dream loft conversions across the whole of Wales. Whether you’re looking for a Dormer, L Shaped, Hip-to-Gable or Velux Loft conversion, Loft Conversions Wales has the experience to create the space of your dreams and provide the best loft conversion Cardiff have to offer.
loft conversion dormer exterior

Loft Conversion Cardiff


We are your local Cardiff loft conversion specialists, working throughout Cardiff & South Wales. We offer 100% bespoke designs for your Cardiff homes. Whether you have a semi-detached home, detached home with hipped roofs or even a bungalow, our experts will be able to design a custom built loft conversion that best suits your needs. With years of experience under our belt you can be sure to trust our expert judgement on which design would suit your home, but also which design would provide your home with the greater value.

Whether you live in Whitechurch, Penarth, Cardiff Bay, Cathays or City Centre we can provide a detailed report of the value of homes in your area, and how your conversion can increase the value of your own. Not to mention add an extra bedroom with en-suite, living room, kitchen or even storage area.

We generally offer four different types of loft conversions for our Cardiff Homes from Dormer, Velux, Hip to Gable and L Shaped..


Loft Conversion Cardiff services are high in demand, as it’s our speciality to create bespoke spaces for you and the family to enjoy, you won’t have to worry about local planning authority, or building regulations on a loft conversion, as our helpful team will have complete building control of your loft area. Take a look at the range of professional loft conversions we provide throughout Cardiff & South Wales.

velux window loft conversion
Velux Loft Conversion

If you want to have more natural light in your loft without altering the shape of your attic, then a Velux loft might be the best option for your home. Especially around Cardiff Bay where restrictions are in place.

dormer loft conversion
Dormer Loft Conversion

The most common and popular type of loft conversion is ideal in adding floor space, headroom and more natural light for a more well-ventilated property. Great to look over the river Taff.

hip to gable loft conversion
Hip-to-Gable Conversion

With several roof alterations, your home in Cardiff can be transformed from hip to gable to gain more space with an attractive and natural-looking new roof shape. Popular with detached houses around Llandaff and Roath often chose a gable extension on their homes to increase space and add a potential extra bedroom.

l shaped loft conversion
L-shaped Loft Conversion

The loft conversion type that can provide you with the most extensive space is the L-shaped loft, and you can opt to have multiple dormers to maximise your property. Lots of Cardiff City terraces benefit from these.

Why convert your loft in Cardiff?

loft conversion building logo

Provides additional space

With a well-planned, bespoke loft conversion, you can make use of the dead existing roof space in your home without sacrificing the valuable space outside your property. Seeking the advice of loft conversion specialist and their expert opinions can help increase the value of your home and return investment on the loft conversion cost.

loft conversion rates

Increases the Value of your Property

Getting your loft converted can increase the value of your home by as much as 20%, making it a valuable investment should you decide to sell it in the future. You'll be getting a return on your investment on your roof extension by selling your home with a profit.

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Saves you from the Cost of Moving

Converting your loft is more cost-effective and stress-free and keeps you from the stamp duty, property costs, packing traumas and other challenges brought by moving. When adding a loft conversion you now have the option of an additional bedroom, spare room or storage space.

loft conversion price calculator
Planning Permissions

Planning permission should not be a pain in the neck to you. Let us do the job for you.

Have a question?

If you’re considering adding that extra storage to your Cardiff home, and have some questions or queries get in touch today with your local loft conversion company.

We’ll give you a ‘no obligation quote’ and help you decide on the best route to take to extended your loft space of your home and guarantee the extra space you need.

Worried about planning, costs, fire safety or your roof slope?

Get in touch.

Loft Conversion

Our years of experience in building bespoke loft conversions earned us a high reputation in Cardiff and South Wales. We have a team of experts comprised of specialists in the area of carpentry as well as electricians, bricklayers and architects. Our dynamic and responsive team can provide you “all in one” solutions to attic conversions, and we can ensure you that no matter what problem, we have a workforce of highly-skilled people that can solve any issue swiftly.

All our loft conversion projects in Cardiff are carried out in a way that meets the strict safety standards, and we provide a 10-year guarantee to our works. We value all our customers, and we always keep them in the loop about every progress and inform them immediately when specific issues arise before we set extra work to solve the potential problem.

man assembling loft conversion ladder
Our Latest Projects
Take a look at our recent works in Cardiff.

Get a glimpse of how dormer lofts could look like, discover what a hip-to-gable conversion actually is, the interiors as well as the luxury bathroom ensuites. We have a bunch of completed projects that can inspire you and give you insight. Please take a tour at our gallery for more inspirations.

Are you ready to transform your loft?

Give us a call to book an appointment right away. 

What do our customers have to say?
Most Commonly Asked....

We regularly chat to people that look into converting their attic space for one big reason. They are solving a problem and are wondering if  a converted loft is the answer. So much so that they forget about all the other benefits opening out your roof space can give you. Here’s a few to get you started.

Your loft conversions completion date will depend on the type of conversion you want, and the pre-existing condition of your home. Our experts will be able to give you an accurate timeline upon conducting your home survey. However most loft conversions take between 6-8 weeks. 

In most instances no, it is more common for loft conversions to fall under the permitted development category, however in some instances permission may be required e.g. if you house is listed or if you’re planning on a larger conversion. 

Having a loft conversion will provide extra value for your home, the amount of extra value can differ from home to home, however real estate agents have suggested that the standard average for extra added value on a home after undergoing a conversion is 20%

In order for a loft conversion to be conducted your roof should be atleast 2.1 meters tall. 

Loft conversions can begin typically from £15,000. Our cheapest loft conversion option being the Velux loft conversion. However Dormer loft conversion raise in price on average between £30,000-£40,000. 

Loft conversion. 

Although there are other contributing factors towards price. 

For a true understanding between loft conversions and extensions including the benefits, price, planning and usefulness. read our guide here.