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2. NuTone - Wikipedia

   en.wikipedia.org/wiki/NuTone

   NuTone became a publicly traded company in 1955. Other NuTone-created products included the residential kitchen ventilator hood and built-in kitchen countertop appliances. In 1967, when the Corbetts sold their interest in the company to the Scovill Manufacturing Company, [2] NuTone was the largest American producer of home electrical products.

3. Heat recovery ventilation - Wikipedia

   en.wikipedia.org/wiki/Heat_recovery_ventilation

   Diagramatic operation of a thermal wheel Ljungström Air Preheater by Swedish engineer Fredrik Ljungström (1875–1964). A thermal wheel, also known as a rotary heat exchanger, or rotary air-to-air enthalpy wheel, energy recovery wheel, or heat recovery wheel, is a type of energy recovery heat exchanger positioned within the supply and exhaust air streams of air-handling units or rooftop ...

4. Ventilation (architecture) - Wikipedia

   en.wikipedia.org/wiki/Ventilation_(architecture)

   Local exhaust ventilation addresses the issue of avoiding the contamination of indoor air by specific high-emission sources by capturing airborne contaminants before they are spread into the environment. This can include water vapor control, lavatory effluent control, solvent vapors from industrial processes, and dust from wood- and metal ...

5. Ventilator - Wikipedia

   en.wikipedia.org/wiki/Ventilator

   An open-source ventilator is a disaster-situation ventilator made using a freely-licensed design, and ideally, freely-available components and parts. Designs, components, and parts may be anywhere from completely reverse-engineered to completely new creations, components may be adaptations of various inexpensive existing products, and special ...

6. Attic fan - Wikipedia

   en.wikipedia.org/wiki/Attic_fan

   A powered attic ventilator, or attic fan, is a ventilation fan that regulates the heat level of a building's attic by exhausting hot air. A thermostat is used to automatically turn the fan off and on, while sometimes a manual switch is used. An attic fan can be gable mounted or roof mounted. Additional vents are required to draw in the fresh ...

7. NYT ‘Connections’ Hints and Answers Today, Monday, February 17

   www.aol.com/nyt-connections-hints-answers-today...

   Today's NYT Connections puzzle for Monday, February 17, 2025The New York Times