Cold Frame & High Tunnels

Gable High Tunnel - P Series: The new High Tunnel is designed with the small fruit and specialty crop grower in mind. The frame goes up quickly and easily so you can get an earlier jump on the growing season. Durable roof poly and roll-up sides will provide an environment that will extend your growing season, protect your crop, and increase your yield and profits. The High Tunnel is available in three standard widths and can be easily configured to meet your needs. Call today and start growing like a pro.

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Gothic High Tunnel- P Series: Extend your growing season, Increase crop quality, yield and profits! Save on water, Provides frost protection, Optional 4' or 6' Frame Spacing,20', 24' & 30' Widths Available, Fittings & Hardware Available For Your Lumber.

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Cold Frame - Kool Houses- P Series: Tired of everything that you don’t get with other cold frames on the market? Our Kool House packages have so many standard features you won have any surprises when it comes to the final price. We think it’s the best value on the market and we know your wallet will agree.

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High Roller High Tunnels: Significantly increase ventilation control with our new High Roller High Tunnels!

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PT-30 Greenhouse: The PT-30 is an innovative greenhouse. It can be used as a seasonal cold frame but is also heavy-duty enough to be used as an inexpensive, year-round growing structure. Order it frame-only or as a complete package with heavy-duty trusses, end frames, doors and poly covering. The complete package assembles quickly with minimal tools and eliminates the time and materials needed to build your own end frames and doors.

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Rolling Round Style High Tunnels: Make crop rotation easy, avoid soil nutrient depletion and prevent buildup of soil-borne diseases with Rolling Premium Round Style High Tunnels.

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Economy Round Style High Tunnel: What makes our Economy High Tunnels better? Ours: Heavy-duty, USA-made, triple-galvanized structural steel tubing frame. Theirs: Lightweight, chain-link fence pipe or the equivalent.

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Gothic Cold Frame- F Series:

• Easy to assemble; no drilling or welding.
• 4' rafter spacing.
• Heavy gauge Allied Gatorshield structural steel tubing.
• Ground posts and purlins on all models.
• Gothic style frame.
• Baseboard is recommended.

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Cold Frame Series 1000 Greenhouses- C Series:

• Two-piece arch lap and bolt together,16 & 20 FT. Wide - Ground to Ground.
• Simple to install.
• Arches nest together for more efficient shipping.
• Economically priced.

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Cold Frame Series 1100 Greenhouses- C Series:

• Economically priced, 20 & 24 FT. Wide with Sidewalls.
• Heavy-duty column to arch adapters.
• ROLL-FORM archdesign.
• Three runs of purlin.
• Easy installation.

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Cold Frame Series 1200 Greenhouses- C Series:

• Superior strength 3” tall ROLL-FORM arch design.
• Five runs of “double-bolted” purlins per house.
• Heavy-duty arch to column connection.
• 12’-6” or 14’ tall at the peak.
• Pound for pound, more steel than other structures in its class.
• Easy installation.

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Cold Frames - J Series: Cold frames come complete with anchors, bows, 1 purlin*, corner bracing, and hardware. JLD-cold frames 18’, 20’, 22’, 28’ and 30’ bows are 1-5/8” tubing. Smaller sizes (12’, 14’, and 16’) are 1-3/8” tubing. Film, film Klip, or any operating equipment is sold separately. *For cold frames 20’ and larger 3 purlins are provided.

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Gothic Max High Tunnel: Gothic Max High Tunnels with film sufficiently modify the environment to enhance crop growth, quality and yield. Ideal for a wide variety of crops, these high tunnels offer temperature control and protection from wind, rain, disease and predators. Gothic High Tunnels, featuring Drop-Down Sides, allow you to control the air entering your high tunnel!

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Extra-Tall High Tunnels: Extra-Tall High Tunnels offer superior ventilation and maximum usable growing space due to their increased sidewall height. Start growing earlier and grow late into the fall with a Extra-Tall High Tunnels! Experience larger, healthier yields due to the maximum usable space!

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Giant cold frames - F Series:

• Constructed from 14 gauge, 1.90" OD Allied Gatorshield® structural steel tubing.
• Vertical, 1.90" OD center row supports add durability.
• Hoop building frame can be covered with greenhouse film, PolyMax® fabric, shade or bird netting. Required film width is 60'.
• Sidewall height: 4'.
• Ridge height: 15'.
• Ground posts and three rows of purlins are included.
• Top and bottom base boards are recommended.

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Round Style High Tunnels - F Series:

• Keeps temperatures even.
• Promotes biological pest control.
• Improves water and nutrient applications.
• Both ends open completely to do tilling, weeding, and chemical applications.
• Manufactured from 14 gauge Allied Gatorshield structural steel tubing.
• 4' rafter spacing, 20'W has 3 rows of purlins.
• 26'W and 30'W have 4 rows of purlins.
• Four-sided ventilation with our exclusive "Twist of the Wrist" assembly.
• Cover and curtains are single layer 6 mil 4 year greenhouse film.
• Ends are 10 oz. per square yard rip-stop translucent fabric.
• Heavy duty ground posts included.
• Baseboard is recommended. Our recycled plastic lumber, sold separately, is ideal.

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High Tunnel Multi-Bay Large Area Application - F Series:

• Connecting of high tunnels provides structural stability and beneficial airflow.
• Increased air volume maintains a more stable climate with lower humidity.
• Hoop building construction allows easy access and movement for tractors and machinery.
• Offers crop protection from rain, wind, hail or even excessive sun.
• Select your preferred cover material, not included.
• Unique rafter connectors include specially designed earth auger to anchor your building securely.

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Round Cold Frame - F Series:

• Easy to assemble; no drilling or welding.
• 4' rafter spacing.
• Heavy gauge Allied Gatorshield structural steel tubing.
• Ground posts and purlins on all models.
• Round style hoop building frame.
• Baseboards are recommended. Our recycled plastic lumber, sold separately, comes with a 50 year warranty and is ideal.

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Colossal High Tunnels - F Series - On Sale:

• Constructed from 14 gauge, 1.90"OD Allied Gatorshield structural steel tubing.
• Vertical, 1.90"OD center row supports add strength and durability.
• Sidewall height: 4'. Ridge height: 15'.
• Cover is single layer, 4 year 6 mil greenhouse film.
• Easy to ventilate with our exclusive "Twist of the Wrist" roll-up curtain assembly.
• Ends are manufactured from 10 oz. rip-stop, translucent fabric with four zippers, and can be completely rolled up out of the way.
• Ground posts and three rows of purlins are included.
• Top and bottom base boards are recommended. Our recycled plastic lumber, sold separately, is ideal.

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