Premium Polytunnel Greenhouse (The Premium Kit) - 150km/h Wind Rated - Commercial High-Clearance Structure Engineered for extremes and built to last a lifetime, the Premium Polytunnel represents the absolute pinnacle of our engineering. This is the ultimate peace of mind solution for high-value commercial operations and the most demanding environments. We’ve upgraded the very foundation of the structure with thicker 42mm steel footings, increased the wall height for a massive internal volume, and reinforced the roof for professional-grade hanging capacity. This is the definitive structure for growers who accept nothing but the best. Best For Long-term commercial investments, growers in high wind zones or extreme weather areas, and professional enterprises who demand the best in performance, durability, and space. Key Features Extreme 150 km/h Wind Rating: Unmatched wind performance, professionally engineered to withstand extreme 150 km/h gusts, making it our top-rated structure for the most exposed and demanding locations. Expansive Vertical Space: The wall height is increased by 70cm (up to 2.5m), creating a vast, comfortable working environment with more stable air circulation and room for taller, high-yielding vining crops. Ultimate Foundation: Built with heavy-duty 42mm (2.5mm thick) galvanised steel footings that are inserted 1 metre into the ground for unparalleled, permanent stability. Superior Roof & Hanging Capacity: Includes horizontal purlins for every hoop, creating a high-strength roof rated for suspending lighting rigs, internal shade screens, irrigation booms, and multiple rows of heavy crops. Premium 5-Piece Cover: Features Australia's toughest 250 micron EVA film (Anti-UV, Anti-Drip, Anti-Fog) in a multi-piece design, which allows for easier installation and maintenance on large structures. Fully Reinforced Pro-Frame: Includes all the features of our Pro range, including 'Top Hat' reinforcement, close spaced arches, and extensive bracing for a truly rigid and robust commercial structure. 10-Year Installation Warranty: An investment grade warranty provides a decade of peace of mind when installed by our professional team. Includes Protection Felt Tape: Comes with anti-friction felt tape to protect your cover from wear and tear against the steel frame, extending its lifespan. Sizes Available This kit is available in our largest range of sizes. Specifications Frame: Upgraded Heavy Duty Galvanised Steel Footings: 42mm Galvanised Steel (2.5mm thick), 1m deep Cover: 250-micron Premium EVA Greenhouse Film (5-Piece Design) Cover Treatments: Anti-UV, Anti-Drip, Anti-Fog, High Diffusion, Chemical Resistant Wind Rating: 150 km/h Reinforcement: Full Roof Purlins, 'Top Hat' Channels, Close Spaced Arches, Extensive Bracing Wall Height: 2.2m - 2.5m (Varies by kit size) Apex Height: 3.5m - 4.15m (Varies by kit size) Warranty: 10-Year (when professionally installed) See full product specifications here Ideal For (Uses) Long-term commercial horticulture and viticulture operations. Protecting high-value crops in extreme weather and high wind zones. Professional nurseries require internal hanging space for irrigation booms and shade systems. Growers needing maximum internal height for vining crops (tomatoes, cucumbers) or small machinery access. Research stations and agricultural colleges. Engineered for Extremes. Built to Last. Watch & Learn - Install Your Polytunnel Step-by-Step Polytunnel Installation Guide Need a hand or custom modifications? We offer Australia-wide: Professional Installation Repair Services Full Custom Designs & Alterations Special Order Accessories See the full technical specifications for more details. Got more questions? See our FAQs for detailed answers on setup, materials, and product care.
