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

Human score    Trustpilot Stars    number of reviews    Trustpilot Logo

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 61-72 of 110 products
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W5m x D2.5m / W16'6" x D8'
From £12,039.99
£7,825.99 with code SUMMER35
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W3m x D3m / W10' x D10'
From £10,104.99
£6,568.24 with code SUMMER35
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W3m x D3m / W10' x D10'
From £10,504.99
£6,828.24 with code SUMMER35
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W4m x D3m / W13' x D10'
From £11,069.99
£7,195.49 with code SUMMER35
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W5m x D2.5m / W16'6" x D8'
From £11,789.99
£7,663.49 with code SUMMER35
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W4m x D2.5m / W13' x D8'
From £10,589.99
£6,883.49 with code SUMMER35
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W3m x D3m / W10' x D10'
From £10,054.99
£6,535.74 with code SUMMER35
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W3m x D3m / W10' x D10'
From £9,854.99
£6,405.74 with code SUMMER35
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W4m x D3m / W13' x D10'
From £11,569.99
£7,520.49 with code SUMMER35
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W3m x D3m / W10' x D10'
From £9,604.99
£6,243.24 with code SUMMER35
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W4m x D3m / W13' x D10'
From £11,969.99
£7,780.49 with code SUMMER35
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W4m x D3m / W13' x D10'
From £11,619.99
£7,552.99 with code SUMMER35
Loading…
Showing 61-72 of 110 products
Only 25% Deposit is needed for online orders at Dunster House

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

Human score    Trustpilot Stars    number of reviews    Trustpilot Logo

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