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The 4m x 4m Mercia Insulated Garden Room provides a versatile, fully insulated space perfect for year-round use. Featuring triple-layer walls with 44mm Eco-quilt insulation, double-glazed argon-filled windows, and a durable EPDM rubber roof, it keeps your space warm and quiet. Manufactured in the UK with sustainable timber, it stands under 2.5m, often requiring no planning permission. Professional installation is included for a hassle-free setup.
Key Features
Spacious 4m x 4m insulated garden room for versatile use
Triple-layer wall construction with 44mm Eco-quilt insulation
Double-glazed argon-filled windows for enhanced thermal efficiency
16mm tongue & groove insulated roof and floor
Robust EPDM rubber roof membrane by Firestone for weather protection
Manufactured in the UK using sustainably sourced timber
Fully installed with professional fitting included
Under 2.5m height, generally no planning permission required* *Please verify with local authorities
