We're offering you a 63m Greenhouse Mesh Door White for £134.99, saving you up to 52% off Mhstar Uk Ltd's's price of £282.99 (correct as of 05.12.2025).

Galvanised Steel Frame

A large open design, this Outsunny 6 x 3m polytunnel greenhouse offers plenty of room for plants and more. Walk in and walk out - it's that spacious. A galvanised steel frame for a strong core, it comes with a two-layer mesh cover to create safe shelter inside; the middle reinforcement makes the cover extra tough. A large door for easy access, with eight windows to bring fresh air in easily. Set comes with 4x ground stakes, 4x guy ropes, 15x plant labels and 1x pair of gloves.

Organise and Protect Your Garden Essentials

Tired of cluttered sheds or weather-damaged tools? The 6x3m Walk-In Polytunnel Greenhouse Storage Shed delivers a spacious, weatherproof solution for storing garden equipment, protecting delicate plants, or housing outdoor furniture. Its robust frame and smart ventilation keep your items secure and your growing environment optimal year-round.

Built to Last: Durable Materials & Smart Design

• Galvanised Steel Frame: Rust-resistant construction stands up to the elements and daily use.
• Double-Layer PE Cover: 140 GSM plastic shields against rain, wind, and UV rays while maintaining internal humidity.
• Roll-Up Mesh Door & Eight Windows: Control airflow for healthy plants or ventilate stored gear—mesh screens keep insects out.
• Secure Grounding: Includes four ground stakes and guy ropes for added stability in windy conditions. The 15cm edge lets you bury the cover for extra anchorage.

Straightforward Assembly & Complete Kit

• User-Friendly Setup: Recommended for 3-4 people; all hardware included.
• Comprehensive Accessories: Comes with plant labels, gloves, steel wire rope, and a clear instruction manual—no extra purchases needed.

Versatile Storage & Growing Space

• Generous Capacity: The expansive walk-in design (591L x 300W x 196H cm) accommodates shelves, racks, or large gardening tools.
• Flexible Use: Ideal for seed starting, overwintering plants, organizing garden supplies, or protecting patio furniture from the weather.

Your Reliable Garden Storage Solution

• No more cramped corners or exposed equipment—this polytunnel keeps your garden tidy and your investments protected all year long.

FAQs

• What base or foundation is required?
  This polytunnel is designed for installation directly onto soil or grass. For best results and wind resistance, bury the outer edge (15cm) of the cover into the ground as instructed. No solid foundation is required.
• Is the greenhouse weatherproof?
  The double-layer PE cover and galvanised steel frame offer excellent protection against rain, wind (up to level 5-6 when fully secured), and UV rays. Proper anchoring is essential for maximum durability in adverse weather.
• How easy is assembly?
  The kit includes all necessary hardware and clear instructions. Assembly is straightforward but requires 3-4 people due to the size of the structure. No specialist tools are needed.