iPower 4 Inch 13- CFM Inline Duct Fan with Speed Humidity Temperature Controller for Grow Tent Ventilation, 4", Black Liquid Ladybug The large heavy duty Zippers

The large heavy duty Zippers & Double Stitching protect the tent from light leaking and ensure durability and long-lasting use

A 2 oz package of RAW Yucca makes up to 1000 gallons and the 8 oz package makes up to 4000 gallons

and flower seed germination

Reversible flange

Ventilation fans improve indoor air quality by venting moist air quickly outside

iPower 4 Inch 13- CFM Inline Duct Fan with Speed Humidity Temperature Controller for Grow Tent Ventilation, 4", Black Liquid Ladybug The large heavy duty ZippersPerfect for grow tents, greenhouses, kitchens, basements, locker rooms, garage to reduce humidity and circulate fresh air. Integrates the functions of humidity monitor, indoor thermometer, digital timer, alarm and fan speed controller. 9 Speed intelligent controller from silent to powerful. Mixed flow design combined with DC eco watt motor for a truly quiet and energy efficient performance. Specifications: Size: 4 inch; Input voltage: AC 110 220V