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GJ Carpentry & construction FAQ

Planning a home improvement project often comes with lots of questions, and we’re here to help. Whether you’re considering a house extension, loft conversion, garage conversion, renovation or bespoke carpentry, our Frequently Asked Questions cover the topics we’re asked about most.

At GJ Carpentry & Construction, we believe in providing honest advice, clear communication and quality workmanship from the very first enquiry. If you can’t find the answer you’re looking for, our friendly team is always happy to help. Simply get in touch for expert advice or to arrange a free, no-obligation quotation for your project.

What areas do you cover?

We provide building and carpentry services across Chobham, Woking, Camberley, Bagshot, Windlesham, Lightwater, Ascot, Virginia Water, Guildford and the surrounding Surrey and Berkshire areas.

Yes. We offer free, no-obligation quotations for all building and carpentry projects. We’ll visit your property, discuss your requirements and provide a detailed written quotation.

Yes, GJ Carpentry & Construction is fully insured, giving you complete peace of mind throughout your project.

We carry out house extensions, loft conversions, garage conversions, renovations, kitchen installations, structural alterations, bespoke carpentry, garden rooms, decking, fencing and complete property refurbishments.

Yes. We can manage every stage of your project, including planning, structural work, carpentry, roofing, plastering, electrical work, plumbing and decorating where required.

We aim to visit your property promptly and provide a detailed quotation within a few days of the site visit.

Where possible, we provide fixed-price quotations so you know exactly what to expect before work begins.

Yes. We take pride in the quality of our workmanship and stand behind every project we complete.

How much does a house extension cost?

The cost depends on the size, design and specification of your house extension. After visiting your property, we’ll provide a detailed quotation tailored to your project.

Some extensions fall under Permitted Development, while others require planning permission. We can advise you on the best route and assist throughout the process.

Most extensions take between 8 and 16 weeks depending on the complexity and size of the build.

Is my loft suitable for conversion?

Most lofts can be converted, although the available head height and roof structure will determine the most suitable design..

A typical loft conversion takes between 6 and 10 weeks, depending on the type of conversion and structural work required.

A well-designed loft conversion can significantly increase both your living space and the value of your property.

Many garage conversions can be completed under Permitted Development, although this depends on your property and local planning restrictions.

Most garage conversions are completed within 3 to 6 weeks.

What carpentry services do you provide?

We offer first fix and second fix carpentry, bespoke wardrobes, fitted storage, staircases, doors, roofs, skirting boards, flooring, media walls, kitchens and custom timber features.

Yes. We can design and build bespoke fitted furniture to maximise your available space.

A well-designed loft conversion can significantly increase both your living space and the value of your property.

We provide a wide range of roofing carpentry services, including new roof structures, roof alterations, timber repairs, roof trusses, rafters, joists, fascias, soffits, structural timber replacements and bespoke roof carpentry.

Yes. We can construct new timber roof structures for extensions, new builds, loft conversions and other property improvements, ensuring they are built accurately and to current building standards.

Yes. We provide professional replacement of roof rafters, joists and other structural timber components where they have become damaged, weakened or unsuitable.

Yes. Roofing carpentry is a key part of many loft conversions. We can modify existing roof structures, install new timber supports and create the framework required for your new living space.

Yes. We can inspect and repair timber damage caused by storms, leaks, moisture and general wear, helping restore the safety and stability of your roof.

Yes. All roofing carpentry work is completed with building regulations and structural requirements in mind. Where necessary, we work alongside structural engineers and building control.

Yes. We provide complete roofing carpentry services for house extensions, including the timber roof structure, rafters, joists, fascias and associated carpentry work.

With extensive experience in carpentry and construction, we provide high-quality workmanship, attention to detail and reliable project management from initial consultation through to completion.

What types of renovation projects do you undertake?

We undertake a wide range of home renovation projects, including full property refurbishments, kitchen renovations, bathroom upgrades, open-plan living transformations, structural alterations, flooring, carpentry, decorating, plastering and general improvements to existing homes.

We offer first fix and second fix carpentry, bespoke wardrobes, fitted storage, staircases, doors, roofs, skirting boards, flooring, media walls, kitchens and custom timber features.

Absolutely. We undertake projects of all sizes, from single-room renovations to complete property refurbishments

Yes. We can manage complete house renovation projects from start to finish, coordinating all aspects of the work including carpentry, structural changes, roofing, plastering, electrical work, plumbing, flooring and finishing details.

The cost of a renovation depends on the size of the property, the extent of the work required, the materials selected and the complexity of the project. We provide detailed, transparent quotations based on your specific requirements.

Every renovation is different. Smaller projects may take a few weeks, while complete house refurbishments can take several months. We provide a clear timeline before work begins and keep you updated throughout the project.

Yes. We can provide practical advice on layouts, materials, finishes and improvements that can maximise your home’s potential while working within your budget.

Yes. We carry out structural alterations, including opening up spaces and removing internal walls where suitable. Where required, we work with structural engineers to ensure all work is completed safely and correctly.

Some renovation projects may not require planning permission, while others may need approval depending on the extent of the changes. We can advise you on the requirements for your project and work with the relevant professionals where needed.

Yes. We understand the importance of preserving the character of period homes while carefully introducing modern improvements to improve comfort, efficiency and usability.