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Wales

Garden Rooms in Gwynedd

Specialist garden rooms installation across Gwynedd — from Bangor to Dolgellau. Free survey, transparent pricing, work guaranteed.

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Contemporary cedar-clad garden room with large glazing

Garden Rooms services across Gwynedd

We provide complete garden rooms installation throughout Gwynedd, covering everything from individual home extensions to large commercial and industrial projects. Our experience across the Wales region means we understand the local building stock, the prevailing weather conditions, and the conservation considerations that vary from area to area.

Premium garden rooms designed to add a beautiful, all-year-round living or working space to your home. Fully insulated, double-glazed, designed to last decades.

What we offer in Gwynedd

  • Free on-site survey across the whole of Gwynedd, typically arranged within a week of enquiry.
  • Fully itemised, fixed-price quotation with clear scope, material specification and programme.
  • Specialist installation teams with all relevant accreditations — CSCS, CHAS, NICEIC, Part-P.
  • Compliance documentation as standard for Building Regulations sign-off where required (typically two-storey, sleeping accommodation, or buildings over 30m²).
  • 10-year workmanship guarantee backed by our manufacturer warranties.

About Gwynedd

Gwynedd sits within the Wales region of the UK, with a varied mix of residential, commercial and industrial building stock. From period properties in Bangor to modern industrial units across the county, we install garden rooms to suit every brief — and we know which systems perform best in the local climate and architectural context.

Towns Covered

Garden Rooms across Gwynedd

We install in every town and surrounding village across Gwynedd. Click your area for local information.

Garden Rooms in BangorGarden Rooms in CaernarfonGarden Rooms in PwllheliGarden Rooms in PorthmadogGarden Rooms in Dolgellau
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Get your Gwynedd quote

Whether you're in Bangor, Caernarfon, or anywhere else in Gwynedd, we'll arrange a free survey and provide a clear quotation.

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Coverage
All of Gwynedd

Get your free quote

No-obligation survey across England, Scotland, Wales and Northern Ireland.

We aim to respond within one working day. Your details are never shared.

FAQs

Garden Rooms in Gwynedd

Do I need planning permission for a garden room?
In most cases no — garden rooms under 2.5m to the eaves (or 4m total height for a pitched roof) and not exceeding 50% of the garden area fall under Permitted Development. Conservation areas, listed buildings, and rooms closer than 2m to a boundary have stricter rules. We check your specific site before quoting.
How much does a garden room cost in Gwynedd?
Garden rooms in Gwynedd typically range from £15,000 for a basic 3x3m insulated room up to £60,000+ for larger bespoke builds with kitchen and bathroom. The biggest cost drivers are size, insulation spec, glazing, and whether you need foundations or electrical/plumbing connections.
How long does a garden room take to build?
Once on site, most garden rooms take 2 to 4 weeks from groundworks to handover. Bespoke or larger builds can take 6 to 8 weeks. Modular factory-built rooms can be installed in 3 to 5 days. Add 4 to 12 weeks for design, planning and lead time before that.
How long do garden rooms last?
A properly built garden room with quality insulation, breathable construction, good foundations and a well-detailed roof will last 25+ years with minimal maintenance. Cheaper kit-built rooms with poor detailing typically need significant work within 7 to 10 years.
Can I use a garden room year-round?
Yes, if it's properly insulated. Modern garden rooms with 100-150mm PIR insulation in floor, walls and roof, double or triple glazing, and electric heating perform like a well-insulated house extension — comfortable in winter, cool in summer.

Garden Rooms in Gwynedd — quote ready in 48 hours.

Free site survey, transparent quote, and a programme you can rely on. Speak to our team today.

📞 0800 088 6248 Get a Quote