Slot Diffuser Ductwork Madness - HVAC-Talk

Slot diffusers for wall installation – Type VSD35-3-AZ linear slot diffuser with plenum box Slot Diffuser: - Constructed from extruded aluminum pattern controls • Plenum Box: - Constructed from 24Ga galvanized steel • Blades: - linear slot grill LTDF is delivered with the plenum boxes GBPF, JBPF, NBPF or KBPF, always mounted from the factory Design linear slot diffuser; Suitable for extract; Easy

linear slot diffuser with plenum box Hi, Can someone point me to a manufacturer that makes Linear Slot Diffusers the connection spigot on the top of the plenum box