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3/8" Washer (box of 50)
Used in our greenhouse system along with 3/8" eyebolts to hold roll up sides at the baseboard.
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3/8" Nut (box of 50)
Used in our greenhouse system along with 3/8" eyebolts to hold roll up sides at the baseboard.
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1.5" GRK Screw (box of 200)
Heavy duty screw for baseboards and other wood applications
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#14 1" Sheet Metal Screw (box of 220)
In our greenhouse frames, intended to attach three hole pipe straps to pre-drilled holes for purlin connection.
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3/8" x 8" Eye Bolt
Heavy duty eye bolt with nut. Use for baseboard to hold roll up sides when using Roll-Lock.
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6" Eye Bolt with nut (box of 10)
Eye bolt with nut for securing roll up side wind ropes.
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5/16" Grade 5 Carriage Bolt
Extra strong Grade 5 carriage bolt to make connections throughout your greenhouse frame.
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1" 1/4" Hex Bolt (Box of 100)
Easily secure your double wirelock hip board using these 1/4" hex head bolts. The bolt head fits into the center channel on back of the double wirelock base and then secures onto a pipe strap around the bow tube.
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#14 Self Tapping Tek Screws
#14 Self drilling stainless steel tek screw with #4 sharp point.
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Cross Connectors
Unique, 2-piece aluminum connector for connecting pipes at 90 degree angles without drilling.
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Side Clasp Roll Bar (12')
Posi-Clasp's 2" OD aluminum Side Clasp Roll Bar is the "all-in-one" roll bar. This roll bar can be used on curtain systems up to 200'. Works great with Roll-Lock. Use Zig-Zag Wire (not included) to clasp one or two layers of curtain material into the...
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Aluminum Rope Hooks (pack of 25)
Aluminum Rope Hooks insert into wirelock without fasteners. Open hook for 1/4” rope, to hold roll up sides in place. Secure with 1.5" #12 tek screw for extra security.
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8' Roll Bar Cap
Securely holds single or double layer plastic to 1.315" OD. roll pipe. Fasten with #12 x 1" Tek screws every 12"
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1/4" Polyester Rope (350' roll)
1/4" Rope NeoBraid Black 100% polyester for roll up sides. Made in USA.
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Woven Greenhouse Plastic For Roll Up Sides (6' wide, per foot)
6' Solarside Reinforced Poly, 6.8 oz, 87% Light transmission. Sold by the foot. Perfect for creating long-lasting roll up sides that do not need to be taken apart every time you need to replace the plastic on your greenhouse. Save on long term...
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Kenbar Automatic Vent Opener
Ken Bar automatic solar vent opener. Vents 30" and under can be opened by one Ken Bar opener. Vents 36" and larger needs 2 per vent. Can be adjusted to open at between 60°– 70°F. Fully open at 86°F. Lifts up to 33 lbs. Wax...
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On Sale!
3/4" x 500' White Vinyl Batten Tape
For securing plastic film to end walls, wood frame greenhouses, cold frames, etc. Just staple every 3-4" holding tape tight. 3/4" wide x 1/32" thick, 500 ft roll.
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Greenhouse Building Supplies
In addition to manufacturing some of the best greenhouse and high tunnel frames on the market, we also sell many of the leading brands of greenhouse and high tunnel components. We stock many items at our facility in central Connecticut, and we have access to a national vendor network for commercial customers with fast shipping and fulfillment. From high quality greenhouse plastic, to aluminum channel and wiggle wire, to full ventilation and heating supplies, we have everything you need to grow successfully!
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