Airflow Ventilation Control 99-GBC04

Airflow Ventilation Control offers advanced features to control your home’s ventilation

Key Features:

  • 2 speed fan setting (LOW / HIGH)
  • Standby setting (fan OFF)
  • 20/40 mode
  • Compatible with 99-DET02 Wireless Timer
  • Slim-line design
  • Connect to 3 wire 20 gauge low voltage wire