Climate
4" x 12" Register Vent Booster Fan — 10-Speed Quiet HVAC Booster
4.2
9 reviews
4" × 12" register booster fan designed to strengthen HVAC airflow in rooms with weak circulation. Features 10 adjustable speeds, whisper‑quiet 18dB operation, thermostat auto control, remote, LCD, 2H/4H timer and a built‑in aroma pad. Fits floor, wall or ceiling registers — measure the register open