The Frame Premium Kit: Extra Stability, Double Doors & Height Extensions The Frame Premium Kit is the ultimate upgrade for growers who need maximum stability, extra convenience, and more headroom. It builds on our Pro Frame by adding extra horizontal bars for increased rigidity, two sliding door kits (one at each end), and embedment extensions that increase the overall height of the frame. This kit is a professional-grade solution that's strong, tall, and highly functional. Best For ✔ Commercial growers who need a tall, robust structure✔ Anyone needing dual access points for easy entry and exit✔ Those who want maximum strength and stability for long-term use Key Features Ultimate Stability: Features extra horizontal bars and reinforced channels for a structure with superior rigidity and strength. Convenient Dual Access: Includes two sliding door kits, one at each end, allowing for convenient entry, exit, and improved ventilation. Increased Headroom: Embedment extensions increase the overall frame height, providing more clearance for taller crops, machinery, or bulk storage. Engineered for Load: The roof is engineered with a 25kg per sqm load capacity, providing peace of mind for heavy rain or snow loads. Reinforced Foundation: A deep 1m footing provides exceptional anchoring and stability, securing your frame with a robust 42mm diameter pipe. Professional-Grade Components: Built from 32mm galvanised steel and includes 8 support brackets for added rigidity and load distribution. Technical Specifications Frame Material: 32mm Commercial-Grade Galvanised Steel Wall Height: 1.8m - 2.1m Apex Height: 3.5m - 4.15m Arch Spacing: 2m Load Rating: 25kg per sqm (Roof) UV Resistance: Dependent on your chosen cover material Multi-Use Applications With its enhanced height, stability, and dual access points, this kit is ideal for: Large-Scale Polytunnel: Create a spacious growing area for high-value crops or a generous area for bulk storage. Tall Equipment Shelter: The extra height is perfect for protecting large machinery, vehicles, or even caravans from the elements. Professional Workshop: Provides a robust, high-clearance space for tools, vehicles, or outdoor projects. Event & Function Cover: The reinforced structure is perfect for creating professional, sturdy covered spaces for markets or gatherings. Important Notes This product includes the frame, two sliding door kits, reinforced channels, 8 support brackets, extra horizontal bars, and embedment extensions. Covers, locking profiles, and other accessories are sold separately. Because different coverings perform differently, we cannot provide a universal wind rating or warranty on the cover you choose. However, the frame is guaranteed against rust. For more information, see our Technical Specifications. Support & Resources Watch & Learn: Our Step-by-Step Polytunnel Installation Guide makes setup a breeze. Professional Services: We offer Installation, Repairs & Maintenance, and Custom Modifications to support your growing journey. Got more questions? See our FAQs for detailed answers on setup, materials, and product care.