20 Foot RT™ (High Tunnel)

"Our Most Popular Cold Frame!"

The 20' RT™ is constructed of 1" x 2" rectangular tubing making it the strongest Cold Frame in its class. It is available in any length in 4', 5', or 6' bow spacing. Equip it with our economy curtain for natural ventilation and add our roll up doors or end panels with zippered doors for easy access for your equipment.

Key Features:

• 4', 5' and 6' Spacings
• 1” x 2” (16 Ga.)Ground Stakes
• 1" x 2" Bows (16 Ga)
• 1.315” (17 Ga.) Ridge Purlin
• 4 Corner Braces
• 8 - 2" x 4" Framing Brackets
• 10' - 6" Center Height
• All hardware for Assembly