These planter boxes can either sit on the shelf

Due to hardware constraints

Diffused Roof Panels: Made from 4mm twin-wall polycarbonate

Efficient Use of Space: Perfect for gardeners looking to maximize their growing area in a compact greenhouse

Exaco | Exhaust Fan with Shutter RUSTIC TABLE These planter boxes can eitherThe Exhaust Fan with Shutter is a durable agriculture grade exhaust fan perfect for barn and building peaks, greenhouses, warehouses, and more. Shutter Fans come pre wired with a cord and 3 prong plug for "No Electrician Needed" installation. Fans ship fully assembled out of the box so you're up and running in no time! Exhaust fans are usually positioned in a high location in the back wall. 12" is recommended for RIGA 2, 3, 4, Junior Victorians,