Product Description

🌿 Experience Gardening Bliss

The Alton Evolution Octagonal Cedar Greenhouse

Tired of greenhouses that look like they belong in another era? Step into a world where style meets substance with the Alton Evolution Octagonal Greenhouse — a striking centrepiece that blends architectural beauty with cutting-edge performance.

This is more than just a greenhouse — it’s an expression of modern garden design. With its elegant eight-sided shape and panoramic windows, the Octagonal greenhouse transforms your outdoor space into a sanctuary of light, growth, and creativity.

Built to endure, its solid Western Red Cedar frame and 3mm toughened safety glass make it as resilient as it is refined. Designed for strength, stability, and long-term beauty, it’s a structure that not only protects your plants but also elevates your entire garden.

The Octagonal is an investment in your passion — a place to unwind, reconnect with nature, and nurture both your plants and your peace of mind.

An octagonal greenhouse, the Alton Cedar Structure Evolution model 8981 by Alton Cedar Structure, is crafted from wood and boasts multiple glass panels, a peaked roof, a central door, and additional ventilation openings.

🌱 The Evolution Octagonal Cedar Greenhouse: Where Style Meets Growth

Durable & Beautiful:
Crafted from naturally rot-resistant Western Red Cedar, reinforced with aluminum gussets and toughened safety glass for long-lasting elegance.

Peace of Mind, Guaranteed:
Protected by a 10-year warranty, giving you confidence that your investment will thrive as long as your plants do.

Perfect Climate, Effortlessly Maintained:
Two automatic roof vents and two louvre windows ensure ideal airflow and stable temperature regulation year-round.

Efficient Water Management:
Integrated guttering and downpipe systems channel rainwater away, keeping your foundation dry and secure.

Spacious & Accessible:
Generous high eaves, a low threshold, and wide double doors allow easy movement of large plants and garden tools.

Quick, Simple Assembly:
Pre-assembled doors and windows, plus a screw-in cedar bar capping system, make installation straightforward and stress-free.

Premium Finishing Touches:
Includes aluminum shelving, guttering, gussets, roof capping, and a solid cast aluminum roof crest, combining practicality with timeless design.

Transform your garden into a haven of light, air, and vitality. Bring home the Alton Evolution Octagonal Cedar Greenhouse — where modern elegance and natural harmony grow together. 

An Alton Cedar Structure Evolution Octagonal, featuring a wooden frame with glass roof and walls, is situated in a garden.

Specifications of Alton Evolution Octagonal Greenhouse

A = Base width 3,611mm (11ft 10in)
B = Length 2,800mm (9ft 2in)
C = Eaves height 1,989mm (6ft 6in)
D = Ridge height 2,948mm (9ft 8in)
E = Door width 1,460mm (4ft 9in)
F = Door height 1,810mm (5ft 11in)
Square feet 101.4 sq.ft.
Roof Vents (Automatic Opening) 2 pcs.
Louvre Vents 2 pcs.
Frame Material Western Red Cedar (Grade 1, knot-free)
Glazing 3mm tempered safety glass
Roof 45° pitch for snow shedding
Foundation Special profile to raise wood framing 1" from the ground
Wood Treatment Preservative solution to prevent rot and water absorption
Guttering Included for water drainage
Origin Made in England
Image of reference for the dimensions for the Alton Octagonal Greenhouse

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