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8mm Clear Polycarbonate Sheet
8mm clear twin-wall polycarbonate sheet is an insulating glazing panel for greenhouse and high tunnel end walls, doors, and side walls. The hollow twin-wall structure traps a layer of air between two clear walls, so it holds heat better than single-layer...
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1" Neoprene Bonded Washers for polycarbonate (bag of 100)
1" neoprene bonded washers seal the screw holes when you fasten polycarbonate panels to framing. The bonded neoprene compresses against the panel as the screw drives home, keeping the hole watertight while the panel is still free to expand and contract...
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Metal Endwall Angle
L bracket for connecting square tubing at right angles. Angle is 11⁄2” x 2” with three holes for fasteners. Fasten with #14 or #12 x 1” Tek screws.
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Beveled Brace Bands
These heavy duty galvanized steel brace bands are used to make connections between truss parts, wind braces, and between the bow and your end wall framing. Pair with 5/16 carriage bolts and nuts.
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Twisted End Wall Bracket
Used to attach end wall framing to the gable end arch. Works with any wood or metal square tubing end walls. Order brace bands to match your frame tubing size.
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Aluminum Shutter Vent
Whether you are looking to retrofit an existing greenhouse or build a new high tunnel from the ground up, these aluminum shutter vents will provide much needed ventilation for you crops. They can be manually opened and closed or set up with either and...
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Motorized Shutter Kit
Our high quality motorized shutter kit is great to control your greenhouse or high tunnel. Made with the highest quality components it can be line wired with either 115/230V thermostats (sold separately). Complete kit includes Motor...
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Single H Aluminum Extrusion
For 8 MM Polycarbonate sheeting, used to hold down edge or cover end. This extrusion is made in the USA and designed by a leading greenhouse manufacturing company. We can get this item in many lengths not listed here on the website. ...
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Double H Aluminum Extrusion
For 8 MM Polycarbonate sheeting, used to join two pieces vertically. Cuts easily with either a hack saw, circular saw, band saw or sawzall. Will acommodate a very slight bend but not too much. See our base and cap for curved roofs. Secure...
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Polycarbonate Vent Tape. 1" wide by 110' long
Polycarbonate vent tape is the breathable, vented tape that seals the bottom edge of twin-wall polycarbonate panels on greenhouses and high tunnels. It lets condensation drain and the panel flutes vent while keeping dust and insects out of the channels,...
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Aluminum Foil Seal Tape (for polycarbonate) 1" x 150'
Aluminum foil seal tape is the solid tape that seals the top edge of twin-wall polycarbonate panels. It caps the open flutes vapor-tight, keeping water, dust, and insects out of the channels so the panel stays clear and insulating. Each roll is 1" wide...
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End Wall Construction
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