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SKU:HarloW4D4

Mercia

Mercia Sherwood Harlow 4mx4m Insulated Garden Room

Mercia Sherwood Harlow 4mx4m Insulated Garden Room

Regular price £12,735.00
Regular price Sale price £12,735.00
Sale Sold out
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Enhance your outdoor space with the 4m x 4m Harlow Insulated Garden Room—perfect for a home office, gym, or studio. Its modern winged design creates an architectural statement, while Eco-Quilt insulation and double-glazed French doors ensure year-round comfort. Manufactured in the UK from sustainable timber, this garden room combines style, performance, and functionality, with full installation included. 

Key Features

  • Modern Winged Design – Sleek geometry with a sheltered porch front
  • All-Season Use – Fully insulated walls, floor, and roof
  • Double-Glazed Windows & Doors – Retain heat and reduce outside noise
  • Electrics-Ready Walls – Removable panels for concealed cabling
  • Long-Lasting Roof – EPDM rubber membrane with a 50-year lifespan
  • Durable Timber Construction – 72mm double-skinned walls
  • Sustainably Sourced – FSC-certified timber, made in the UK
  • Customisable Options – Choose window placements, door locations, and more 

Specifications 

Specification Details
Product Name Harlow Insulated Garden Room – 4m x 4m
Range Sherwood
Treatment Type Untreated (Annual maintenance recommended)
People Required Fully Fitted by Expert Installers
Guarantee 10-Year Anti-Rot Guarantee
Cladding Shiplap+ Tongue & Groove
Wall Thickness 72mm Double Skinned with Eco-Quilt Insulation
Roof Material OSB & 12mm Tongue & Groove
Roof Covering EPDM Rubber Membrane (50-Year Lifespan)
Floor Material 16mm Tongue & Groove + AirTec Insulation
Door Style Double French Doors (Double Glazed)
Windows Double Glazed – Configurable
Building Type Garden Room / Home Office / Studio / Gym
Manufactured In United Kingdom
Timber Source Sustainably Sourced (FSC Certified)

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