Insulated Garden Rooms

The innovative way to increase your living space

  • Cost effective extension and conservatory alternative
  • Insulated 140mm walls, 65mm roofing, 40mm floor
  • 28mm double glazed windows and doors
  • Easy build DIY panel system for quicker install
  • Secure, Industry leading 12-point locking system
  • Composite exterior walls. Low maintenance & durable
  • 10 year guarantee on pressure treated bearers

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Insulated Garden Rooms
Responsibly Sourced Timber
30+ Years Experience
10 Year Guarantee*
Free Delivery on Most Orders
UK Based Company

Insulated Garden Rooms

For a quick, easy and cost-effective way to create extra living space, invest in insulated garden rooms. Extra room without the hassles of messy building work or the stress of moving house. Double-glazed and fully insulated with high-quality materials, for a comfortable space all year round. Create a comfortable, year-round garden space with our insulated garden rooms.

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Only 25% Deposit is needed for Dunster House Online Orders

Insulated Garden Rooms

For a quick, easy and cost-effective way to create extra living space, invest in insulated garden rooms. Extra room without the hassles of messy building work or the stress of moving house. Double-glazed and fully insulated with high-quality materials, for a comfortable space all year round. Create a comfortable, year-round garden space with our insulated garden rooms.

Showing 37-48 of 106 products
Dominator Pressure Treated Garden Office - Dwarf
Dominator Pressure Treated Garden Office – Dwarf
W4.5m x D2.5m / W14' x D8'
From £11,024.99
Dominator Pressure Treated Garden Office - Dwarf
Dominator Pressure Treated Garden Office – Dwarf
W4.5m x D3.5m / W15' x D10'
From £12,779.99
Dominator Pressure Treated Garden Office - Dwarf
Dominator Pressure Treated Garden Office – Dwarf
W5.5m x D2.5m / W18' x D8'
From £12,809.99
Dominator Pressure Treated Garden Office - Dwarf
Dominator Pressure Treated Garden Office – Dwarf
W7.5m x D3.5m / W24' x D10'
From £18,089.99
Dominator Pressure Treated Garden Office - Glazed
Dominator Pressure Treated Garden Office – Glazed
W3.5m x D2.5m / W11' x D8'
From £9,304.99
Dominator Pressure Treated Garden Office - Glazed
Dominator Pressure Treated Garden Office – Glazed
W5.5m x D3.5m / W18' x D10'
From £14,569.99
Dominator Pressure Treated Garden Office - Glazed
Dominator Pressure Treated Garden Office – Glazed
W4.5m x D2.5m / W14' x D8'
From £10,849.99
Dominator Composite Pent Garden Office – Solid
Dominator Composite Pent Garden Office – Solid
W2.5m x D2.5m / W8' x D8'
From £7,440.96
Dominator Pressure Treated Garden Office - Glazed
Dominator Pressure Treated Garden Office – Glazed
W4.5m x D3.5m / W15' x D10'
From £12,604.99
Dominator Pressure Treated Garden Office - Glazed
Dominator Pressure Treated Garden Office – Glazed
W5.5m x D2.5m / W18' x D8'
From £12,634.99
Dominator Pressure Treated Garden Office - Glazed
Dominator Pressure Treated Garden Office – Glazed
W7.5m x D3.5m / W24' x D10'
From £17,914.99
Dominator Pressure Treated Garden Office - Solid
Dominator Pressure Treated Garden Office – Solid
W3.5m x D2.5m / W11' x D8'
From £9,069.99
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Showing 37-48 of 106 products
Only 25% Deposit is needed for online orders at Dunster House