Forest Xtend 3 Garden Building

The Xtend+ 3 from Forest Garden is a modern and energy-efficient garden room designed for home offices, studios, or relaxation spaces. Built using Structural Insulated Panels (SIPs) and clad with premium Tongue & Groove timber, it offers outstanding thermal efficiency (EPC rating C). Double-glazed windows, insulated walls, roof, and floor ensure year-round comfort while reducing energy costs. Delivered in pre-cut modular panels for easy assembly, the Xtend+ 3 is a stylish and practical solution for maximizing outdoor space, backed by a 15-year structural guarantee.

Key Information

• Compact & Versatile – Ideal for home offices, studios, or creative spaces

• Energy-Efficient Build – SIPs panel construction with double-glazed windows

• Premium Cladding – Tongue & Groove timber for a sleek, natural finish

• Weatherproof Design – EPDM rubber membrane roof with a 50-year lifespan

• Secure & Durable – Double-glazed UPVC doors with a 7-point multi-lock system

• Complete Kit – Includes timber base, SIPs panels, cladding, fixtures, and fittings for assembly

Technical Specification

• Depth: 2900 mm

• Height: 2500 mm

• Width: 2980 mm

• Size (Imperial): 8'2" x 9'9" x 9'6" approx.

• Weight: 1800 kg

• Material: SIPs (Structural Insulated Panels) with timber cladding

• Colour: Natural Timber

• Doors & Windows: 1 door, 2 fixed windows, 1 opening window

• Roof Protection: EPDM rubber membrane (50-year lifespan)

• Locking System: 7-point multi-lock

• Energy Efficiency Rating: 78 (Category C)

• Brand: Forest Garden

• Guarantee: 15 years