Skip to product information
1 of 15

SKU:HarloW4D3UPVCG

Mercia

Mercia Sherwood Harlow 4mx3m Insulated Garden Room - (UPVC Windows & Doors) - Grey

Mercia Sherwood Harlow 4mx3m Insulated Garden Room - (UPVC Windows & Doors) - Grey

Regular price £12,570.00
Regular price Sale price £12,570.00
Sale Sold out
  • We accept major credit card providers including Mastercard, Visa, Discover and American Express as well as PayPal. See our footer menu for all payment methods.

The Harlow Insulated Garden Room with Anthracite UPVC delivers contemporary style and all-year usability. Featuring double-glazed Anthracite UPVC doors and windows, EcoQuilt insulation, and a waterproof EPDM roof, it’s ideal as a home office, gym, or studio. With sleek winged architecture, sustainable UK manufacturing, and customisable layouts, the Harlow is a premium, low-maintenance solution to expand your living space. 

Key Features

  • Anthracite UPVC Doors & Windows – Stylish, secure, and low-maintenance
  • All-Year Comfort – Eco-Quilt insulation in walls, roof, and floor
  • Enhanced Security – High-performance locking system on doors & windows
  • Double-Glazed Glazing – Excellent thermal and acoustic insulation
  • EPDM Roof Membrane – 50-year lifespan, waterproof and UV-resistant
  • Customisable Layout – Flexible door/window placement and upgrades available
  • UK Made & Sustainable – FSC-certified timber and expert British craftsmanship
  • Electrics-Ready Walls – Removable internal panels for concealed wiring 

Specifications 

Feature Details
Product Name Harlow Insulated Garden Room – Anthracite UPVC
Range Sherwood Premium Range
Treatment Type Untreated (Annual treatment recommended)
People Required Fully Fitted by Expert Installers
Guarantee 10-Year Anti-Rot Guarantee
Cladding Shiplap+ Tongue & Groove
Wall Thickness 72mm Double Skinned with EcoQuilt 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 (Anthracite UPVC, Double Glazed)
Window Style Anthracite UPVC, Double Glazed
Available Finishes Anthracite, Oak, White, or Timber
Customisation Options Window/Door Placement, Additional Openings
Building Type Insulated Garden Room / Home Office / Garden Studio
Manufactured In United Kingdom
Timber Source Sustainably Sourced, FSC-Certified

Customer Reviews

Be the first to write a review
0%
(0)
0%
(0)
0%
(0)
0%
(0)
0%
(0)
View full details