Ruck 14" Back Draught Damper for Ducting Flood Tables + Trays EN60598-2-1 Certifications UL

EN60598-2-1 Certifications UL

and the balanced N-K ratio suits medium-to-high nitrogen demand crops through the full veg cycle

High-phosphorus formula (3-15-0) to accelerate root development

or ethernet connection available for additional cost)

8 x 20 in (380 x 250 x 510 mm) Weight 25

Ruck 14" Back Draught Damper for Ducting Flood Tables + Trays EN60598-2-1 Certifications ULBack Draught Shutter for 14" Duct Systems The Ruck 14" Back Draught Damper is an essential component for maintaining efficient airflow in ventilation systems. Built with a durable galvanized sheet steel housing, it prevents reverse airflow by automatically sealing off when the fan is off. The spring loaded aluminum flaps respond to active airflow and remain closed when idle, assisted by a secure rubber seal. This back draught shutter is suitable for