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The main components of a split-system (called split as there are both inside and outside coils) air source heat pump are: An outdoor evaporator heat exchanger coil, which extracts heat from ambient air; One or more [9] indoor condenser heat exchanger coils. They transfer the heat into the indoor air, or an indoor heating system such as water ...
This allows a more granular application of heat, similar to non-central heating systems. Zones are controlled by multiple thermostats. In water heating systems the thermostats control zone valves, and in forced air systems they control zone dampers inside the vents which selectively block the flow of air. In this case, the control system is ...
Variable refrigerant flow (VRF), also known as variable refrigerant volume (VRV), is an HVAC technology invented by Daikin Industries, Ltd. in 1982. [1] Similar to ductless mini-split systems, VRFs use refrigerant as the primary cooling and heating medium, and are usually less complex than conventional chiller-based systems.
The complaint alleges this explanation is "unfair and deceptive" as it isn't linked to a specific benchmark, can change at will, and has an "arbitrary cost of $3.49."
Apple has been accused in a new lawsuit of illegally monitoring its workers' personal devices and iCloud accounts while also barring them from discussing their pay and working conditions. The ...
On the heels of the Christmas rush, Starbucks union employees were on strike in three states Friday citing issues over wages, benefits and staffing. The five-day strike is slated in Chicago ...
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