All styles

    SIPs Garden Rooms

    Structural Insulated Panels (SIPs) sandwich rigid foam insulation between two layers of OSB for a thermally efficient, airtight shell. The gold standard for year-round garden offices.

    Pros

    • Excellent thermal performance (U-value ~0.18)
    • Fast on-site assembly
    • Airtight — low running costs

    Cons

    • More expensive than timber frame
    • Future modifications are harder
    Price impact: +10–20% vs timber-frame builds
    Full directory

    SIPs Garden Rooms specialists

    Ark Design Build garden office

    Ark Design Build

    Tunbridge Wells, Kent

    Bespoke garden rooms tailored to enhance your outdoor living.

    bespokecedarcomposite
    Garden OfficesGarden StudiosGarden Annexes
    From £10,000View
    Baltic Bespoke garden office

    Baltic Bespoke

    Liverpool & Wirral, North West England

    Custom-designed garden rooms and luxury outdoor living spaces in North West England.

    bespoke
    Garden RoomsGarden OfficesGarden Gyms
    Get a quoteView
    BDR Bespoke Gardens & Offices Ltd garden office

    BDR Bespoke Gardens & Offices Ltd

    Shepperton, Middlesex

    Custom garden rooms and full outdoor space design services in Surrey.

    bespokeglass
    Garden DesignLandscape GardeningBespoke Garden Rooms
    From £10,000View
    Bespoke Garden Rooms garden office

    Bespoke Garden Rooms

    Ross-on-Wye, Herefordshire

    Bespoke Garden Rooms offers quality garden buildings tailored to your needs.

    bespoke
    Garden room installationGarden shed repairLandscaping services
    Competitive pricing availableView
    Blyss Garden Rooms garden office

    Blyss Garden Rooms

    Northwood, Middlesex

    Bespoke garden rooms in North West London.

    bespokecedarcomposite
    Garden OfficesGarden StudiosGarden Gyms
    Not specifiedView
    Cambridge Garden Studios garden office

    Cambridge Garden Studios

    Cambridge, East Anglia

    Bespoke garden studios designed and built with over 30 years of experience.

    bespokecedarcomposite
    Garden RoomsGarden StudiosBespoke Design
    Varies based on custom designView
    Cedar Garden Rooms garden office

    Cedar Garden Rooms

    Wakefield, West Yorkshire

    Cedar Garden Rooms creates bespoke, high-quality garden rooms and offices.

    bespokecedar
    Garden RoomsGarden OfficesGarden Studios
    Not specifiedView
    Composite Garden Rooms garden office

    Composite Garden Rooms

    UK

    UK's leading garden building specialists creating beautiful garden rooms.

    modularbespokecomposite
    Garden RoomsGarden ShedsGarden Saunas
    From £5,274View
    Country Garden Rooms garden office

    Country Garden Rooms

    Somerset

    Handcrafted, fully insulated garden rooms tailored for your needs.

    bespokemodularcedarcomposite
    Garden OfficesGarden StudiosGarden Gyms
    Get a quoteView