Geared Roll Crank W/ Handle air movement circulation fan

circulation fan

GrowControl™ SXR Rain Sensor is a high quality optical type rain sensor with no moving parts

Tufflite Nursery Clear is a tri-layer greenhouse covering plastic with UV protection and anti-dust additive

Water enters the Dosatron body

This transparent film repair tape by Hortitech is great to have on hand for greenhouse repairs

Geared Roll Crank W/ Handle air movement circulation fanSingle Output, Internal Brake SKU: 63 GC13 1 65 RBA12 1. 3 64 CH2 Manual operator with a 1 2 square adapter slot and guide wheels. Includes a 13: 1 gear, 1. 3 roll bar adapter (fits inside 1. 315OD, 16 gauge pipe), and 2 crank handle