Motorized Aluminum Shutter Shutter Size:57" x 57" Perfect System Match – Specifically

Perfect System Match – Specifically recommended for CropKing’s NFT 4–6

This float switch for pumps is delivered with UPS shipping

The Fertroller also has user adjustable alarm triggers that can be integrated with your greenhouse alarm system

To extend the longevity and productivity of the pads

these cleaning procedures should be done once in the fall and again in the spring before summer use

Motorized Aluminum Shutter Shutter Size:57" x 57" Perfect System Match – SpecificallyStandard Features Aluminum blades Extruded aluminum frame Aluminum blade brackets and tie bars Blades pivot on nylon bushings Heavy duty gear motor and chain linkage Available sizes All dimensions available here 16 in. x 16 in. (MPN: LRW16E) 21 in. x 21 in. (MPN: LRW21E) 27 in. x 27 in. (MPN: LRW27E) 33 in. x 33 in. (MPN: LRW33E) 39 in. x 39 in. (MPN: LRW39E) 45 in. x 45 in. (MPN: LRW45E) 51 in. x 51 in. (MPN: LRW51E) 57 in. x 57 in. (MPN: LRW57E) 60