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Vent
packages for roofs and walls are assembled on a custom basis,
for new or existing greenhouses. We offer roll up vents and
rack and pinion drive systems. Manual
and motor drives are available.
Contact us for a package quote. |
53"
rack and pinion, 1-3/8" shaft, steel, curved or straight |
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Hinged, (for easy repair work) shaft hangers for 1-3/8" shaft
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Thermal (solar) vent openers:
18” maximum opening: for either the hobby (max. thrust 15 lbs) or commerical models (max. thrust 33 lbs)
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