Let's Talk HVAC

Tips, guides, and honest insight from the Emerald team.

Ductless, Mini-Split Heat Pumps

Advantages The main advantages of mini splits are their small size and flexibility for zoning or heating and cooling individual rooms. Many models can have as many as four indoor air handling units (for four zones or rooms) connected to one outdoor unit. The number depends on how much heating or cooling is required for … [Read More]

Correctly-Sized AC Systems

Installing right-sized air conditioners can provide many benefits including: Improved comfort. Right-sized air conditioners supply conditioned air at a lower volume and over a longer period of time than oversized units. This allows the conditioned air to gradually mix into the space and reduces cold drafts near the supply registers. In addition, right-sized air conditioners provide … [Read More]

Air Conditioning Definitions

Central Air Conditioning Definitions Air Conditioner: Assembly of equipment for the simultaneous control of air temperature, relative humidity, purity, and motion. Air Cooled: Uses a fan to discharge heat from the condenser coil to the outdoors. Air-Source: Air is being used as the heat source or heat sink for a heat pump. BTU: British Thermal Unit. The amount … [Read More]

About Ventilation

Spot Ventilation Spot ventilation can improve the effectiveness of natural and whole-house ventilation by removing indoor air pollution and/or moisture at its source. Spot ventilation includes the use of localized exhaust fans, such as those used above kitchen ranges and in bathrooms. ASHRAE recommends intermittent or continuous ventilation rates for bathrooms of 50 or 20 … [Read More]

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