Shutter Exhaust Fan Hardware Kit coco-cubes - Pre-dibbled seed holes are

- Pre-dibbled seed holes are uniform in depth and spacing

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Universal Voltage – Auto-sensing 120–277VAC power supply works globally without adapters or rewiring

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Shutter Exhaust Fan Hardware Kit coco-cubes - Pre-dibbled seed holes areFan Installation Kit Install Bootstrap Farmer's shutter exhaust fans onto a hoop house using this hardware kit. Does not include poles or spring wire & lock channel. Use the end rail clamps for installation by securing two 1 3 8" pipes or rails together at a 90 angle when building your greenhouse frame. Attach each end rail clamp with a carriage bolt and nut to attach to the vertical uprights creating a rectangle or square shape. Verify that the tubes