Winter Shutter Cover Size:52" This system constantly monitors your

This system constantly monitors your operation and quickly notifies you upon the detection of common site problems or failures

easy-to-read screen

with an added blue and green spectrum

Deadbolt (Thumb Turn Inside): Four way adjustable

Winter Shutter Cover Size:52" This system constantly monitors yourProtect your fans and inlets in the winter months with the Winter Shutter Cover. Designed for convenient access and removal, the cover is made with an extra 6 on all sides and includes a heavy duty u shaped nylon zipper closure. Made with 5. 6 oz. black and white poly fabric. These insulated panels allow the grower to cover fans not used during periods of minimum ventilation. The center section can be opened with an easy zipper design. Custom sizes