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Aluminum Extrusions and Wiggle Wire

Everything to attach plastic and sheeting to your greenhouse or hight tunnel.  100% manufactured in USA and designed for years of service.  These extrusions and wiggle wire are designed for your high tunnel kit or greenhouse and can easily de adapted for renovations.  While often times the snap channel, zig zag wire, or spring wire. that you order can be imported ours is 100% made in the USA.  

  • side clasp roll bar

    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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  • Double Wirelock Base

    Double Wirelock Base

    Commonly used as the "hip board" at the the top of roll up sides, eliminating the need to run a supporting board with single wire lock base. Use Aluminum Splice Plates to join pieces together. 

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  • Single wirelock base for wiggle wire

    Single Wirelock Base

    This greenhouse plastic fastener system works with shade cloth, insect and bird netting, etc. ZigZag / Wiggle wires lock the material in the WireLock channel. (ZigZag wire wire sold separately). Can be used to splice poly. Can be formed to the top of...

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  • Zig Zag wire, wiggle wire

    Wiggle Wire / ZigZag Wire (bundle of 50)

    For use with aluminum extrusion wirelock poly fasteners. Our ZigZag wire is made from .085” diameter, heavy duty, stainless steel spring wire, double- tempered to allow for a better return to original shape.   Compatible with our other...

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  • Single h extrusion for 8mm twin wall polycarbonate

    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 extrusion for 8mm twin wall polycarbonate

    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 accomodate a very slight bend but not too much.  See our base and cap for curved roofs.   Secure...

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