The 'Low Profile' series from Reggio Register are designed to deliver superior product performance, both above and below the surface. Above the surface, the vent cover thickness is 14-Gauge premium steel to emulate a flush mounted floor register. Below the surface, the attached louver is optimally engineered (1) to be rust-proof, (2) to feature 10 airflow settings, (3) to hide silver ductwork with a triple-blade black design and (4) to locate the airflow control knob under the vent cover...