The Breathable Wall Light Traps n n• Ideal for any light deprivation needs. n• Allows for nearly 100% airflow, while blocking all light, creating a well-ventilated, blacked out environment. n• Enables you to build with blackout material. Section off rooms, create knee walls or use on exterior walls to prevent light from entering your grow space. n• Call one of our greenhouse specialists for custom sizes. n nBlackout Fan Kit n n• Includes Breathable Wall Light Traps and adapter plenum. n• 113393, 113394, 113408, 113409 and 113419 comes with ValuTek™ Slant Wall Exhaust Fans. The heavy-duty fans are galvanized to fight corrosion and ensure a long life. The energy-efficient motor is completely enclosed and features solid motor mounting for quiet operation. n• 113435 and 113436 utilize the ValuTek™ Direct Drive Exhaust Fans with Shutters. The high-performance, economical fan is totally enclosed and maintenance free. It features corrosion-resistant aluminum shutters with a tie bar that reduces flapping and keeps the shutters closed when it is not in operation. n nBlackout Shutter Kits n n• Includes Breathable Wall Light Traps. n• Comes with ValuTek™ Motorized Heavy-Duty Aluminum Shutters. n• Dependable and durable construction for a long life. n• Can be used for intake or exhaust, with either manual or thermostatic controls, which are sold separately. n• Includes a 110/220 V motor.