Greenhouse Circulation Fan Becky Bee Made of tightly woven super

Made of tightly woven super heavy duty 5oz polypropylene plastic

Included in this seed starter kit for gardeners are (24) 6-cell plug inserts

Cotter covers lab techniques

and clear the air

Greenhouse Circulation Fan Becky Bee Made of tightly woven super12" HAF (Horizontal Air Flow) Circulation Fan Promote uniform temperatures and reduce heat stress with these greenhouse circulation fans. Installing a ventilation system can increase air quality and improve the efficiency of heating and cooling systems. Horizontal Air Flow (HAF) fans work to move air in horizontal patterns creating a circular airflow pattern needed in hoop houses to maximize heat distribution and humidity control by mixing the air