Insulated Garden Offices

Quality and Prices That are Hard to Beat.

  • Avoid Planning Permission*
  • Designed with the DIY market in mind for quicker install
  • 28mm double glazed uPVC windows and doors
  • Secure, industry leading 12-point locking system
  • All Spruce. Not Cheap Pine or Low-Grade Spruce
  • Pressure Treated Floor Bearers

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insulated-garden-offices
Responsibly Sourced Timber
30+ Years Experience
10 Year Guarantee*
Free Delivery on Most Orders
UK Based Company

Insulated Garden Offices

Work from home in comfort and style in one of our top of the range insulated garden offices. With fully insulated walls, floor and roof, and double glazing, they are perfect for use all year round.

We use the best quality materials to ensure high thermal efficiency. Whether you need a home office, gym, or creative space, our insulated garden rooms offer the perfect solution with exceptional durability and energy efficiency.

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Only 25% Deposit is needed for Dunster House Online Orders

Insulated Garden Offices

Work from home in comfort and style in one of our top of the range insulated garden offices. With fully insulated walls, floor and roof, and double glazing, they are perfect for use all year round.

We use the best quality materials to ensure high thermal efficiency. Whether you need a home office, gym, or creative space, our insulated garden rooms offer the perfect solution with exceptional durability and energy efficiency.

Showing 1-12 of 103 products
Dominator Pressure Treated Garden Office - Glazed
March Garden Building Sale
Dominator Pressure Treated Garden Office – Glazed
W3.5m x D2.5m / W11' x D8'
From £9,304.99
Dominator Pressure Treated Garden Office - Solid
March Garden Building Sale
Dominator Pressure Treated Garden Office – Solid
W5.5m x D3.5m / W18' x D10'
From £14,334.99
Addroom® Vision2 Conservatory Alternative
March Garden Building Sale
Addroom® Vision2 Conservatory Alternative
W5m x D3m / W17' x D10'
From £10,349.99
Dominator Pressure Treated Garden Office - Solid
March Garden Building Sale
Dominator Pressure Treated Garden Office – Solid
W5.5m x D2.5m / W18' x D8'
From £12,399.99
Addroom® Vision1 Conservatory Alternative - Right
March Garden Building Sale
Addroom® Vision1 Conservatory Alternative – Right
W5m x D3m / W17' x D10'
From £10,479.99
Dominator Classic Garden Office
March Garden Building Sale
Dominator Classic Garden Office
W5.5m x D2.5m / W18' x D8'
From £9,511.93
Dominator Composite Pent Garden Office – Solid
March Garden Building Sale
Dominator Composite Pent Garden Office – Solid
W3.5m x D2.5m / W11' x D8'
From £7,762.95
Dominator Pressure Treated Garden Office - Solid
March Garden Building Sale
Dominator Pressure Treated Garden Office – Solid
W3.5m x D2.5m / W11' x D8'
From £9,069.99
Addroom® Vision1 Conservatory Alternative - Left
March Garden Building Sale
Addroom® Vision1 Conservatory Alternative – Left
W3m x D3m / W10' x D10'
From £7,894.99
Addroom® Vision2 Conservatory Alternative
March Garden Building Sale
Addroom® Vision2 Conservatory Alternative
W4m x D3m / W13' x D10'
From £9,049.99
Dominator Pressure Treated Garden Office - Dwarf
March Garden Building Sale
Dominator Pressure Treated Garden Office – Dwarf
W3.5m x D2.5m / W11' x D8'
From £9,479.99
Dominator Composite Pent Garden Office - Solid
March Garden Building Sale
Dominator Composite Pent Garden Office – Solid
W5.5m x D3.5m / W17' x D11'
From £12,465.91
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Showing 1-12 of 103 products
Only 25% Deposit is needed for online orders at Dunster House

David’s Fully Insulated Garden Office

View Case Study

Ed’s Garden Music Room and Home Office

View Case Study

Mark’s Luxury Garden Office

View Case Study