Ruck 14" Back Draught Damper for Ducting Flood Tables + Trays Color: 100% Black on both

Color: 100% Black on both sides (All Black)

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

EN60598-2-1 Certifications UL

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

Ruck 14" Back Draught Damper for Ducting Flood Tables + Trays Color: 100% Black on bothBack 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