Gro-Max Gothic High Tunnel w/ Fabric - 30'W x 12'H x 96'L

• PolyMax® 5.2 oz., 12 mil thick Clear Woven Greenhouse Covering comes with a 4 year warranty. With added UV inhibitors, this cover has excellent cold-crack resistance and will not tear.
• Frames are constructed with our 14 gauge USA-made, triple-galvanized structural steel tubing. 30'W tunnels use 1.90" OD pipe.
• Unique cross bracing at the top for added strength and durability.
• Drop-Down Sides, manufactured from our 5.2 oz. fabric, allow you to control the air entering the high tunnel without exposing young plants to cold drafts. Includes our exclusive "Twist-of-the-Wrist" Assembly, complete with all necessary hardware for installation.
• Optional Ridge Vent Kit, available only on units with 5.2 oz. clear greenhouse cover, allows control over ventilation and temperatures within the high tunnel during the hot summer months.
• Roll-Up Doors, which utilize our Hand-Crank Assembly, and End Panels are manufactured from 10 oz., 22 mil translucent fabric.
• 30'W units have 20'W x 10'H doors.
• Purchase 4 x 4s locally to strengthen and finish off the ends.
• 4' rafter spacing.
• For additional strength and durability, particularly in heavy snow areas, add one of our High Tunnel Rafter Kits.
• 4'5" sidewalls provide additional, valuable growing space.
• Heavy-duty ground posts are included.
• Baseboards are required to attach Drop-Down Sides. Our Recycled Plastic Lumber, sold separately, comes with a 50 year warranty and is ideal.