Shutter Exhaust Fan Hardware Kit multicolor pots Our 200 cell seedling tray

Our 200 cell seedling tray kits are ideal for seed starting

or flowers in tight spaces

(2) 1 3/8" tension bands

All metal construction- Stronger than wood with no rotting

Shutter Exhaust Fan Hardware Kit multicolor pots Our 200 cell seedling trayFan 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