Automatic Vent Openers

The LVR 110V operable vent system

• High and low limits built into the motor

• High and low limits are easily set to accommodate seasonal changes

• Pull-down handle to lower or raise vent in the event of a power failure

• The LVR vent system may replace many older greenhouse motors (including Lord and Burnham greenhouse motors).

LVR Vent Openers for tubular glazing bars

LVR Vent Openers for I-frame glazing bars

Difference between I-frame and tubular-frame:

I Frame	Tubular