20'x24' Greenhouse Frame Semi-Gable Sidewall Height/Truss Spacing:4'/6' Variable speed fans require separate

Variable speed fans require separate variable speed control to adjust the fan speed

The ratio and percentages are also commonly view in the following units

choose the motor kit pre-wired for 115 volts with a 9’ cord

DXV4 modules perform with the highest accuracy on 24Vdc

20'x24' Greenhouse Frame Semi-Gable Sidewall Height/Truss Spacing:4'/6' Variable speed fans require separateHortitech greenhouse frames in 20'x24' are built for resilience and are competitively priced. These small greenhouses are made from high grade galvanized steel that can withstand wind and snow. When you buy greenhouse frames from Hortitech, you get greenhouse frames direct from the manufacturer that are 100% American made with no cheap pre fabricated foreign parts. This product is ONLY the steel greenhouse frame. All steel, purlin, and hardware for