Greenhouse Power Shutter No Cord, Automatic, 18" x 18" Aluminum Single Panel Sungrow Window These units are built to

These units are built to last

Complete Kit: Comes with the motor

To ensure long-lasting structural integrity

Maintain the ideal growing climate with the professional-grade aluminum intake power shutters

it measures 25' by 48' and is 12

Greenhouse Power Shutter No Cord, Automatic, 18" x 18" Aluminum Single Panel Sungrow Window These units are built toRegulate your growing environment with the industrial strength aluminum intake power shutters. Engineered for maximum air movement efficiency, this 18" x 18" unit features a heavy duty extruded aluminum frame with corners that are precision milled and welded for superior structural strength. To maintain a secure environment, the shutter utilizes interlocking louvers that provide a maximum weather seal against drafts and moisture when closed. The