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  2. Error code - Wikipedia

    en.wikipedia.org/wiki/Error_code

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Help; Learn to edit; Community portal; Recent changes; Upload file

  3. Trane Technologies - Wikipedia

    en.wikipedia.org/wiki/Trane_Technologies

    Trane Technologies plc is an American-Irish domiciled company focused on heating, ventilation, and air conditioning (HVAC) and refrigeration systems. The company traces its corporate history back more than 150 years and was created after a series of mergers and spin-offs.

  4. Johnson Controls - Wikipedia

    en.wikipedia.org/wiki/Johnson_Controls

    Johnson Controls office in Ontario. Johnson Controls International plc is an American, Irish-domiciled multinational conglomerate headquartered in Cork, Ireland, [3] that produces fire, HVAC, and security equipment for buildings.

  5. 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 ...

  6. Using a programmable thermostat's setback feature to limit heating or cooling in a temporarily unoccupied building does not waste as much energy as leaving the temperature constant. Using setback saves energy (5–15%) because heat transfer across the surface of the building is roughly proportional to the temperature difference between its ...

  7. Air conditioning - Wikipedia

    en.wikipedia.org/wiki/Air_conditioning

    Air conditioning can be achieved using a mechanical 'air conditioner' or by other methods, including passive cooling and ventilative cooling. [2] [3] Air conditioning is a member of a family of systems and techniques that provide heating, ventilation, and air conditioning (HVAC). [4]

  8. NUTS statistical regions of Ireland - Wikipedia

    en.wikipedia.org/wiki/NUTS_statistical_regions...

    Code NUTS 2 Code Status NUTS 3 Code Local government areas Éire / Ireland IE0 Northern and Western Region: IE04 Transition Border: IE041 Cavan, Donegal, Leitrim, Monaghan, Sligo: West: IE042 Mayo, Roscommon, Galway and Galway City: Southern Region: IE05 More developed Mid-West: IE051 Clare, Tipperary, Limerick City and County: South-East: IE052

  9. Electricity sector in Ireland - Wikipedia

    en.wikipedia.org/wiki/Electricity_sector_in_Ireland

    The regulatory system was reformed in 2003 to combine the regulation of electricity and natural gas into a single energy regulator. The Northern Ireland Authority for Energy Regulation was established and the offices of Director General of Gas for Northern Ireland and Director General of Electricity Supply for Northern Ireland were abolished. [38]