Aluminum Structural Profiles: all Thermal Insulated - "cold-wall" barrier

Adjustable wall mounting plate to meet your desired height

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The Prestige 8x16 ft Clear 2 Greenhouse Package has all of the great features you need and comes fully loaded with accessories like benches and kits for both drip irrigation and trellising

Strong Lasting™ Vinyl is Fire Retardant

Exaco | Air Intake Vent with Shutter Size:24 inch Aluminum Structural Profiles: all ThermalThe 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