We're offering you a 43m Polytunnel Greenhouse w/ Doors for £137.49, saving you up to 54% off Mhstar Uk Ltd's's price of £298.99 (correct as of 05.12.2025).

Organise & Protect Your Garden Essentials Year-Round

Tired of cluttered sheds or weather-damaged equipment? The 4x3m Walk-In Polytunnel Greenhouse Storage Shed transforms your outdoor space into a secure, weatherproof haven for plants, tools, and seasonal gear. Its generous size lets you store everything from lawnmowers to garden furniture—all under one robust roof.

Built to Last: Durable Materials & Smart Design

• Reinforced Galvanised Steel Frame: Engineered for strength and longevity, the rust-resistant steel skeleton withstands the elements and heavy use.
• Weatherproof PE Cover: The reinforced polyethylene cover shields contents from rain, wind, and harsh sun while letting in up to 85% of natural light—perfect for both storage and growing needs.
• Secure & Accessible: Two full-height hinged doors with latches make moving large items easy while keeping your storage protected.
• Ventilated Environment: Eight mesh windows let fresh air circulate, reducing moisture buildup and maintaining ideal conditions inside.

Straightforward Assembly & Flexible Installation

• No Specialist Tools Needed: Comes with clear instructions—two to three people can assemble it comfortably.
• Buryable Edges: Extended cover edges can be buried in soil for extra stability and wind resistance.
• Foundation Options: Place directly on level ground or over a simple base to suit your storage needs.

Your All-Season Storage Solution

• Versatile Use: Store garden tools, pots, compost bins, bikes, or even outdoor furniture safely out of the elements.
• User-Friendly Design: Spacious walk-in area (door height: 190cm; width: 80cm) makes organizing and retrieving items hassle-free.
• Tough & Reliable: Top reinforcement rods and middle grid add structural integrity—built to handle British weather year after year.

FAQs

• What base or foundation is required?
  You can install the polytunnel directly onto level ground or over a simple base. For maximum stability, bury the cover edges in soil as recommended in the instructions.
• Is the unit weatherproof?
  The reinforced PE cover offers excellent protection against rain, wind, and UV rays. The galvanised steel frame resists rust for reliable outdoor use all year round.
• What are the maintenance requirements?
  This polytunnel requires minimal upkeep. Simply check frame connections periodically and keep mesh windows clear of debris to ensure optimal ventilation.