{"product_id":"intelligent-air-exchange-fan-hardwired-3-speed-temp-sensor-200cfm","title":"Room to Room Air Transfer Fan - Through Wall 200CFM Controlled","description":"\u003cp\u003eOur review of the Room to Room Air Transfer Fan finds it best suited to homeowners and DIY installers who need a quiet, privacy-minded way to move conditioned air between adjacent spaces. The RTR140's standout feature is its intelligent programmed air exchange system that balances temperatures by moving air up or down within the wall cavity while the paired grille and diffuser placement blocks light and reduces sound transfer. That makes this fan a practical alternative to opening doors or running extra HVAC ductwork for rooms up to about 200 sq.ft.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Programming:\u003c\/strong\u003e Three control modes for cooling, heating and continuous operation let users customize runtime and temperature thresholds for efficient air balancing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirectional Heat Transfer:\u003c\/strong\u003e The unit is chosen to allow air movement up or down within the wall cavity, improving passive heat transfer between rooms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrivacy-focused Grille Layout:\u003c\/strong\u003e Locating one grille high and the diffuser low prevents direct light and reduces sound transmission for improved privacy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet, Efficient Airflow:\u003c\/strong\u003e A 200 CFM rated airflow moves sufficient air for rooms around 200 sq.ft while maintaining a maximum noise level near 49 dB for most operating speeds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Galvanized sheet metal housing with electrophoresis paint resists rust and supports long-term indoor installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Mounting Options:\u003c\/strong\u003e Several wall mounting approaches simplify installation in different wall types and layouts.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis fan is for homeowners, contractors, and renovators who want to equalize temperature between adjacent rooms without adding ducts or changing a central HVAC system. It fits living rooms, bedrooms, and bonus rooms up to roughly 200 sq.ft where modest air movement can reduce HVAC runtime and improve comfort.\u003c\/p\u003e\u003cp\u003eIt is not ideal for those who need whole-house ventilation, very high-capacity swap of air, or purely decorative grille solutions; large open-plan spaces and applications requiring outdoor exhaust should look to full ventilation systems instead.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSimple, programmable interface with three modes gives useful control over temperature-driven air exchange.\u003c\/li\u003e\n\u003cli\u003eDesign reduces light and sound transfer between rooms, preserving privacy.\u003c\/li\u003e\n\u003cli\u003eSolid galvanized construction and rust-resistant finish offer durable indoor performance.\u003c\/li\u003e\n\u003cli\u003e200 CFM airflow provides effective room-to-room balancing for typical bedrooms and offices.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSome buyers report differing opinions on noise level, so tolerance for the 49 dB maximum varies by user.\u003c\/li\u003e\n\u003cli\u003eHardwired installation requires basic electrical skill or a professional for safe setup.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Airflow\u003c\/td\u003e\n\u003ctd\u003e200 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSuitable Room Area\u003c\/td\u003e\n\u003ctd\u003eup to 200 sq.ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Voltage\u003c\/td\u003e\n\u003ctd\u003e115 V, 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Noise Level\u003c\/td\u003e\n\u003ctd\u003eabout 49 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrille Dimension\u003c\/td\u003e\n\u003ctd\u003e16.5 in x 11.2 in x 4.2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiffuser Dimension\u003c\/td\u003e\n\u003ctd\u003e15.5 in x 3 in x 4.8 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003egalvanized sheet metal with electrophoresis paint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe RTR140 Room to Room Air Transfer Fan is a practical, well-built choice for anyone who wants controlled temperature balancing between adjacent rooms without major HVAC changes. Its smart programming, privacy-minded grille layout, and durable construction make it good value for bedrooms, offices, or bonus rooms where modest airflow and low light\/sound transfer matter.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan this fan move warm air from one room to another?\u003c\/strong\u003e\u003cbr\u003eYes. The RTR140 is designed to transfer air up or down within a wall cavity to assist heat transfer and balance room temperatures.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs the fan noisy?\u003c\/strong\u003e\u003cbr\u003eThe maximum stated noise is about 49 dB; many users find it quiet for everyday use but sensitivity to sound varies.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes installation require a contractor?\u003c\/strong\u003e\u003cbr\u003eIt is hardwired, so someone comfortable with household wiring can install it, but hiring a licensed electrician is recommended if you are not experienced.\u003c\/p\u003e","brand":"SUPROCKY","offers":[{"title":"Default Title","offer_id":46693225005275,"sku":"B0C6XNG824","price":179.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61BUtkhEwWL._AC_SL1500.jpg?v=1745116095","url":"https:\/\/gearmusthave.com\/products\/intelligent-air-exchange-fan-hardwired-3-speed-temp-sensor-200cfm","provider":"GearMustHave","version":"1.0","type":"link"}