Loft Conversion
More room with a view.
Transforming a loft into a stylish living area is an excellent way to make the most of your home’s existing space.
From children’s bedrooms and playrooms to home offices, loft conversions are fully customisable and increase your living space without encroaching on valuable outdoor areas, such as your garden.
Whatever type of loft conversion you’re looking for, our designers will work closely with you to understand your needs and vision, guiding you from initial ideas to completion.
Achieve your lofty ambitions.
Our Loft Conversion Service
Our loft conversion design packages include everything you need to transform your attic or loft space into a fully functional, aesthetically pleasing living area, including:
- A site visit and consultation with a designer to assess your project’s potential and feasibility
- Measurements and drawings of the existing loft space, including structural plans
- Design concepts and visualisations, including the proposed layout and finishes
- Detailed construction drawings, including floor plans, elevations, and sections
- Specifications for materials and finishes
- Support with planning permission and building regulations applications
- Optional project management services to ensure smooth project completion
From straightforward Velux® conversions to more detailed dormer or hip to gable projects, our architectural design team manage the entire process to give you a seamless, stress-free experience, using cutting-edge design software to bring your ideas to life.
Ready to move up in the world?
Book a consultation with one of our designers today.
Loft Conversion FAQs
A loft conversion is the process of transforming an attic or loft into a practical, comfortable living area. Instead of using the space for storage, a loft conversion can remodel the upper level of your home as a home office, playroom, or even a main bedroom with an ensuite. By working within your home’s existing footprint, a loft conversion adds valuable floor space, often increasing property value without the disruption of moving house or building a ground-level extension.
The cost of a loft conversion in Liverpool will vary depending on the type of conversion, loft size, and the level of finish you’re looking for. On average, homeowners in the region can expect prices to start from around £25,000–£30,000 for a basic attic loft conversion, with more complex dormer loft conversions or hip-to-gable extensions costing upwards of £40,000. Each project is unique, so we’ll provide a tailored design and cost plan based on your property and requirements.
Nationally, the price of a loft conversion ranges between £25,000 and £60,000. A straightforward Velux or attic loft conversion is usually at the lower end, while projects with dormers, ensuites or bespoke features are typically more expensive. PDK’s design team prepares detailed drawings and specifications so you know what to expect before proceeding.
The main factors are the loft conversion type, the existing roof structure, and how you plan to use the space. Adding bathrooms, dormer extensions, or complex layouts increases costs. We always strike a balance between design ambition and cost-effectiveness, so your investment delivers maximum value.
There are several types of loft extensions, each suited to different homes and budgets. Options include:
- Velux / Rooflight conversions – cost-effective, add skylight windows to the existing roof.
- Dormer loft conversions – increase headroom and usable floor space by extending the roof vertically.
- Hip-to-gable conversions – replace a sloping hip roof with a vertical gable wall to create extra width.
- Mansard conversions – alter the roof slope at the back of the property to maximise floor area.
Our architectural design team will recommend the right solution for your property after a comprehensive survey.
Many loft conversions fall under permitted development, meaning no planning permission is required. However, larger dormer loft conversions, mansard extensions, or properties in conservation areas may need approval. We handle all drawings, applications, and dealings with local planning authorities, giving you peace of mind.
Yes. Proper architectural plans are essential to ensure your conversion is structurally sound, compliant with building regulations, and suitable for planning approval where required. PDK provides a complete design package, from thorough surveys to detailed construction drawings.
Most people use their loft conversions as new bedrooms. However, for a loft to be classed as a habitable bedroom, it must meet strict building regulations on ceiling height, insulation, fire safety, and access. We design with these requirements in mind, so your conversion is comfortable, compliant, and built to last.
Adding a dormer involves extending the existing roof structure vertically, creating additional headroom and usable floor space. Dormers are ideal for loft conversions where the existing attic height is limited. They can be built in various styles – flat roof, pitched roof, or L-shaped – and tailored to suit your property’s character.
A hip-to-gable loft conversion replaces the sloping end of a hip roof with a vertical gable wall, creating a larger internal volume. This process makes the loft suitable for bedrooms, offices, or even multiple rooms. It’s a popular choice for semi-detached and detached homes where additional width makes a genuine difference.
Why Choose PDK Project Engineering?
Your home deserves more than a one-size-fits-all design.
Since 1995, we’ve helped homeowners across the Wirral, Chester, Ellesmere Port, and the wider Liverpool City Region bring their loft conversion vision to life.
Unlike many practices, PDK Project Engineering work independently of contractors and suppliers, meaning every recommendation we make is based solely on what’s best for you
With clear plans, attention to detail, and a personal approach, we promise a transparent process and exceptional results.