Large Insulated Garden Rooms
Large insulated garden rooms help create additional living space without the hassle of a home extension.
Large insulated garden rooms help create additional living space without the hassle of a home extension. Available in a variety of styles, these rooms offer comfort year-round, thanks to high-quality insulation. Double glazed as standard, several of these models come with durable UPVC doors and windows, providing low-maintenance solutions for busy lifestyles. Best of all, installation is free, and each garden room includes a 10-year anti-rot guarantee for peace of mind.
Whether you’re creating a garden workspace, a chill out room, a gym or just an extra living room, a large insulated garden room is an ideal solution – but if you want to take up a little less of your garden, explore more options in our full insulated garden rooms collection, and check out our handy buying guide.
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5m x 4m Insulated Garden Room
Home Installation IncludedSuitable For Use All Year RoundFree Delivery To Most UK Postcodes10 Year Anti-Rot GuaranteeRegular price £11,699.99Regular priceUnit price / per -
5m x 3m Insulated Garden Room with Side Shed
Home Installation IncludedSuitable For Use All Year RoundFree Delivery To Most UK Postcodes10 Year Anti-Rot GuaranteeRegular price £11,699.99Regular priceUnit price / per -
UPVC available
The Harlow 5m x 3m Premium Insulated Garden Room
Premium Sherwood RangeHome Installation IncludedSuitable For Use All Year Round10 Year Anti-Rot GuaranteeRegular price £12,759.99Regular priceUnit price / per -
UPVC available
The Thoresby 5m x 3m Premium Insulated Garden Room
Premium Sherwood RangeHome Installation IncludedSuitable For Use All Year Round10 Year Anti-Rot GuaranteeRegular price £13,089.99Regular priceUnit price / per -
5m x 3m Insulated Garden Room
Home Installation IncludedSuitable For Use All Year RoundFree Delivery To Most UK Postcodes10 Year Anti-Rot GuaranteeRegular price £10,999.99Regular priceUnit price / per -
UPVC available
The Rufford 5m x 3m Premium Insulated Garden Room
Premium Sherwood RangeHome Installation IncludedSuitable For Use All Year Round10 Year Anti-Rot GuaranteeRegular price £12,869.99Regular priceUnit price / per -
UPVC available
The Harlow 5m x 4m Premium Insulated Garden Room
Premium Sherwood RangeHome Installation IncludedSuitable For Use All Year Round10 Year Anti-Rot GuaranteeRegular price £14,409.99Regular priceUnit price / per -
UPVC available
The Edwinstowe 5m x 3m Premium Insulated Garden Room
Premium Sherwood RangeHome Installation IncludedSuitable For Use All Year Round10 Year Anti-Rot GuaranteeRegular price £12,539.99Regular priceUnit price / per -
The Rufford 5m x 4m Premium Insulated Garden Room with Oak UPVC
Premium Sherwood RangeHome Installation IncludedSuitable For Use All Year RoundFree Delivery To Most UK PostcodesRegular price £15,894.99Regular priceUnit price / per -
The Rufford 5m x 4m Premium Insulated Garden Room with White UPVC
Premium Sherwood RangeHome Installation IncludedSuitable For Use All Year RoundFree Delivery To Most UK PostcodesRegular price £14,849.99Regular priceUnit price / per -
UPVC available
The Edwinstowe 5m x 4m Premium Insulated Garden Room
Premium Sherwood RangeHome Installation IncludedSuitable For Use All Year Round10 Year Anti-Rot GuaranteeRegular price £14,079.99Regular priceUnit price / per -
The Edwinstowe 5m x 3m Premium Insulated Garden Room with Anthracite UPVC
Premium Sherwood RangeHome Installation IncludedSuitable For Use All Year RoundFree Delivery To Most UK PostcodesRegular price £13,799.99Regular priceUnit price / per -
UPVC available
The Creswell 5m x 4m Premium Insulated Garden Room
Premium Sherwood RangeHome Installation IncludedSuitable For Use All Year Round10 Year Anti-Rot GuaranteeRegular price £14,409.99Regular priceUnit price / per -
The Creswell 5m x 3m Premium Insulated Garden Room with Anthracite UPVC
Premium Sherwood RangeHome Installation IncludedSuitable For Use All Year RoundFree Delivery To Most UK PostcodesRegular price £14,189.99Regular priceUnit price / per -
UPVC available
The Creswell 5m x 3m Premium Insulated Garden Room
Premium Sherwood RangeHome Installation IncludedSuitable For Use All Year Round10 Year Anti-Rot GuaranteeRegular price £12,869.99Regular priceUnit price / per -
The Creswell 5m x 4m Premium Insulated Garden Room with White UPVC
Premium Sherwood RangeHome Installation IncludedSuitable For Use All Year RoundFree Delivery To Most UK PostcodesRegular price £14,629.99Regular priceUnit price / per