Through Wall Room-to-Room Ventilation Fan, 180 CFM 1440RPM Dual Airflow Inline Wall Fan ≤46dB Quiet AC Motor, Fits 3.5"-6.3" Wall Thickness for Bedroom Laundry Living Room Indoor Use

<p>🌀 <strong>Product Specifications</strong></p> <ul><li>🌬 Max Airflow: 180 CFM</li><li>⚙ Rotation Speed: 1440 RPM</li><li>🔇 Noise Level: ≤46dB (Measured at 1m)</li><li>🧱 Suitable Wall Thickness: 3.5" – 6.3"</li><li>🔌 Motor Type: AC Motor</li><li>✨ Features: Dual Airflow Direction, Pre-Drilled Mount Panel, Through-Wall Room-to-Room Air Circulation</li><li>⚠ Note: Indoor use only, avoid direct rain &amp; outdoor exposure</li><li>🏡 Occasion: Bedroom, Living Room, Laundry Room, Garage, Study, Storage Room</li></ul> <p>✨ <strong>Core Selling Highlights</strong></p> <p>This through-wall room transfer fan realizes bidirectional air exchange between separate rooms. Producing powerful 180 CFM airflow with low noise below 46dB. Fits wall thickness between 3.5" and 6.3", equipped with pre-drilled panel for simple installation. Effectively remove musty smell and humid air indoors, ideal quiet ventilation solution for laundry areas, bedrooms and living rooms.</p>

• Wide Wall Thickness Compatibility：Designed for walls ranging from 3.5 inches to 6.3 inches thick. Perfect for installation between bedroom, living room, bathroom, garage, laundry room and storage room.
• Reversible Dual Airflow & Quiet Operation：Supports bidirectional airflow to circulate air between adjacent rooms. Durable AC motor runs at noise level ≤46dB at 1m distance, won’t disrupt rest or daily work.
• Powerful Efficient Ventilation：High rotational speed of 1440 RPM delivers maximum airflow up to 180 CFM. Quickly exchange stale air, eliminate odors and reduce humidity inside living spaces.
• Convenient Installation Design：Front panel comes with pre-drilled mounting holes. Users can easily mark drilling positions on walls for straightforward setup.
• Multi-Scene Indoor Application：Great for bedrooms, living rooms, studies and laundry areas to boost indoor air circulation. Note: For longer service life, avoid outdoor installation and direct rain exposure.