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.

Filters

Width (m)
m
to
m
Depth (m)
m
to
m
Width (ft/in)
' "
to
' "
Depth (ft/in)
' "
to
' "
Price
£
to
£
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 49-60 of 110 products
Dominator Pressure Treated Garden Office - Solid
Dominator Pressure Treated Garden Office – Solid
W5.5m x D3.5m / W18' x D10'
From £16,549.99
£10,757.49 with code SUMMER35
Dominator Pressure Treated Garden Office - Solid
Dominator Pressure Treated Garden Office – Solid
W4.5m x D2.5m / W14' x D8'
From £12,259.99
£7,968.99 with code SUMMER35
Dominator Pressure Treated Garden Office - Solid
Dominator Pressure Treated Garden Office – Solid
W4.5m x D3.5m / W14'6" x D12'
From £14,284.99
£9,285.24 with code SUMMER35
Dominator Pressure Treated Garden Office - Solid
Dominator Pressure Treated Garden Office – Solid
W5.5m x D2.5m / W18' x D8'
From £14,314.99
£9,304.74 with code SUMMER35
Dominator Pressure Treated Garden Office - Solid
Dominator Pressure Treated Garden Office – Solid
W7.5m x D3.5m / W24' x D10'
From £20,404.99
£13,263.24 with code SUMMER35
Terminator with uPVC INSULATED Log Cabin
Terminator with uPVC INSULATED Log Cabin
W5m x D3m / W16' x D10'
Insulated 62mm Wall, Equivalent to 140mm U-Value
From £11,019.99
£7,162.99 with code SUMMER35
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W5m x D2.5m / W16'6" x D8'
From £11,904.99
£7,738.24 with code SUMMER35
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W3m x D2.5m / W10' x D8'
From £9,339.99
£6,070.99 with code SUMMER35
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W4m x D2.5m / W13' x D8'
From £10,339.99
£6,720.99 with code SUMMER35
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W5m x D2.5m / W16'6" x D8'
From £12,304.99
£7,998.24 with code SUMMER35
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W5m x D2.5m / W16'6" x D8'
From £12,239.99
£7,955.99 with code SUMMER35
Addroom® Conservatory Alternative
Addroom® Conservatory Alternative
W4m x D2.5m / W13' x D8'
From £10,789.99
£7,013.49 with code SUMMER35
Loading…
Showing 49-60 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