Schaefer Versa-Kool Circulation Fan 8", 450 CFM Fan Diameter:20" Diameter Current customers with an older

Current customers with an older model freeze dryer will need an adapter for the oil free vacuum pump

Quality you can see

including use instructions when applying in mushroom houses

Plastic enclosure protects internal components from dust and moisture

leading to improved growth

Schaefer Versa-Kool Circulation Fan 8", 450 CFM Fan Diameter:20" Diameter Current customers with an olderReduce heat stress and improve air quality with Schaefer's uniquely designed circulation fans. Unrivaled in the market, these fans are engineered to produce greater air movement and superior cooling no matter the application. You don't hear them. You don't see them. You only feel them! Also known as Horizontal Air Flow (HAF) fans, these fans move air in a coherent horizontal pattern creating a gentle 'racetrack' air flow pattern needed in greenhouses