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SKU:HarloW3D4UPVCG

Mercia

Mercia Sherwood Harlow 3mx4m Insulated Garden Room - (UPVC Windows & Doors) - Grey

Mercia Sherwood Harlow 3mx4m Insulated Garden Room - (UPVC Windows & Doors) - Grey

Regular price £12,075.00
Regular price Sale price £12,075.00
Sale Sold out
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The Harlow Insulated Garden Room with Anthracite UPVC combines modern design and year-round comfort. Perfect as a home office, gym, or extra living space, it features Eco-quilt multi-foil insulation, double-glazed UPVC windows and doors, and a durable waterproof roof membrane. Customizable finishes and a unique winged porch offer style and functionality. Made in the UK with sustainable timber, it’s secure, low-maintenance, and built to last. 

Key Features

  • Year-round comfort with Eco-quilt multi-foil insulation in walls, roof, and floor
  • Low-maintenance Anthracite UPVC double-glazed doors and windows
  • Enhanced security with upgraded locks on doors and windows
  • Durable 50-year waterproof EPDM rubber roof membrane
  • Modern winged design featuring a sheltered porch
  • Customizable with multiple finishes and flexible window/door placements
  • 100mm double-skinned walls with removable panels for easy electrical installation
  • Manufactured in the UK using sustainably sourced timber 

Specifications 

Specification Details
Product Name Harlow Insulated Garden Room with Anthracite UPVC
Range Sherwood Premium
Use Home office, gym, living space
Wall Thickness 100mm Double-skinned
Insulation Eco-quilt multi-foil (walls, roof, floor)
Doors Anthracite UPVC Double-Glazed French Doors
Windows Anthracite UPVC Double-Glazed
Roof Type Flat with winged overhang and sheltered porch
Roof Material EPDM rubber membrane (50-year lifespan)
Floor Material Fully insulated tongue & groove
Security Features Upgraded locks on doors and windows
Finish Options Anthracite, oak, white, and timber options
Construction Location Made to order in the UK
Sustainability FSC-certified sustainably sourced timber
Electrical Access Removable internal wall panels
Guarantee 10-year anti-rot guarantee

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