This barn-style greenhouse offers a spacious setting for backyard gardening, with generous headroom for tall plants, hanging baskets, and trellises.

Twin-wall polycarbonate panels help retain warmth and diffuse sunlight. Adjustable roof ventilation, lockable sliding doors, and integrated rainwater drainage support everyday plant care.

Heavy-Duty Construction & Rust Proof

Exceptional Year-Round Insulation

Impressive 9.25' Peak Height Maximum Headroom & Vertical Space

Advanced Ventilation & All-Weather Performance

Wide, Lockable, Double Sliding Doors

Key Features

• Insulating Panels: UV-protected twin-wall polycarbonate helps retain heat and distribute light.
• Reinforced Frame: Cross roof truss and cross corner bracing strengthen the structure.
• Durable Finish: Green powder-coated aluminum resists rust and corrosion.
• Lockable Entry: Bind-resistant double sliding doors feature a magnetic latch with key lock.
• Adjustable Ventilation: 6 manual roof vents support airflow; automatic openers are included with the Premium Upgrade.
• Snow Load Support: Includes a snow load kit.
• Rainwater Management: Built-in gutters and downspouts direct runoff.
• Foundation Options: Flat-mount installation suits wood and concrete. The Dirt configuration adds a steel base kit.
• Expandable Design: Compatible extensions add 4 ft. or 8 ft. of length.
• Optional Rear Entrance: A separately sold back door transformation kit adds through-access.
• DIY Assembly: Pre-cut, numbered components and step-by-step instructions guide installation.

Specifications

• Nominal Size: 12 ft. x 12 ft.
• Growing Area: 144 sq. ft.
• Roof Style: Barn-style
• Frame Material: Heavy-duty aluminum
• Frame Thickness: 1.2 mm; 1.5 mm in reinforced areas
• Frame Finish: Powder-coated green
• Reinforcement: Cross roof truss and cross corner bracing
• Panel Material: UV-protected twin-wall polycarbonate
• Panel Thickness: 10 mm
• Door Type: Bind-resistant double sliding doors
• Latch: Magnetic latch with key lock
• Roof Vents: 6
• Rain Gutters: Built-in
• Assembly Hardware: Stainless steel
• Snow Load Kit: Included
• Steel Base Kit: Included with Dirt configuration; sold separately for other configurations
• Extension Lengths: 4 ft. or 8 ft.
• Maximum Snow Load: 25 lbs./ft²
• Wind Rating: Up to 76 mph when properly anchored
• Assembly Requirement: At least 2 adults

Size Guide

• Exterior Dimensions: 144 in. W x 144 in. L
• Exterior Width and Length: 3658 mm each
• Interior Dimensions: 141.25 in. W x 141.25 in. L
• Door Dimensions: 41.5 in. W x 85.25 in. H
• Peak Height with Flat Mount Base: 111 in. / 2819 mm
• Peak Height with Steel Base Kit: 114.25 in. / 2902 mm
• Steel Base Height: 3 1/4 in. / 82.6 mm

Foundation & Anchoring Solution

Compatibility

• Compatible With: 4 ft. and 8 ft. length extensions and an optional back door transformation kit.
• Wood Anchor Option: Decks, wooden platforms, and timber bases.
• Concrete Anchor Option: Pavement, concrete slabs, and other hard surfaces.
• Dirt Anchor Option: Dirt/earth installation using the added steel base kit.

Included

• Aluminum frame
• Cross roof truss and cross corner bracing
• 10 mm twin-wall polycarbonate panels
• Double sliding doors
• Magnetic latch with key lock
• 6 roof vents
• Built-in gutters and downspouts
• Snow load kit
• Flat mount base kit
• Selected anchoring components
• Stainless steel hardware
• Assembly tools
• Assembly instructions
• With Dirt (Adds Base Kit $699):
• Steel base kit
• With Add Premium Upgrade:
• 6 roof vent auto openers
• 10 plant hangers
• 1 anti-static panel cleaner
• 1 trellising kit
• 1 drip irrigation kit

Product Support