Adjustable wall mounting plate to meet your desired height

The RSI General Purpose Greenhouse & Small Building Electric Powered Exhaust Fan System is designed to fit all structures

Please ensure to install on a flat

Shelving & Hanging Hooks for optimized greenhouse organization

Exaco | Air Intake Vent with Shutter Size:24 inch Adjustable wall mounting plate toThe Air Intake Vent with Shutter, for use in conjunction with an exhaust fan, allows controlled airflow through your greenhouse. May also be used as a free air exhaust. Usually positioned in a high location in the lowest panel in the front wall. This is a motorized vent, and comes pre wired with a 9 foot plug in power cord with 3 prong plug. No electrician needed. Ships fully assembled out of the box so you're up and running in no time! 16" is