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Modern air ventilation system with ducts and ceiling diffusers in commercial building, showing HVAC installation for climate control. — Ventilation. HVAC. Building systems.
External unit of commercial air conditioning and ventilation system installed on industrial building roof. Exhaust vent on flat factory rooftop
Ducts, wiring are visible in ceiling, illustrating ongoing renovations in residential property.
Ventilator breathing circuit and patient vital signs monitor in a bright hospital setting for surgery anesthesia and intensive care content
Close-up of a dark gray or black plastic panel featuring a circular ventilation grille design and the embossed "IR" initialism, possibly indicating an infrared sensor or receiver

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