Top Heating & Cooling Pros for high velocity hvac Metairie, LA. Call +1 800-349-3918. 24 Hour Calls. Guaranteed Services – Low Prices.
What We Do?
Residential
HVAC Service
Are you looking for home heating or cooling support services that are centered on total home comfort remedies? The professionals at Keefe's Air Conditioning, Heating, & Electrical sell, install, and also repair HVAC systems of all makes and models. Call us today!
Commercial
HVAC Service
Commercial heating and cooling repairs are inevitable. At Keefe's Air Conditioning, Heating, & Electrical, we supply a comprehensive range of heating and cooling solutions to meet each of your commercial HVAC installation, replacement, repair work, and maintenance requirements.
Emergency
HVAC Service
Emergencies can and do develop, when they do, rest comfortably that our experts will be there for you! Keefe's Air Conditioning, Heating, & Electrical is able to deliver emergency assistance at any time of the day or night. Don’t hesitate to call us the minute an emergency occurs!


24 Hour Service
We offer HVAC services 24 hours a day, 7 days a week, 365 days a year. Among our many service options promises that your comfort demands are fulfilled within your timespan and also even your most worrisome heating and air conditioner issues will be solved today. Your time is precious– and our experts will not keep you waiting!

25 YEARS EXPERIENCE
With over two decades of experience bringing our client’s complete satisfaction, Keefe's Air Conditioning, Heating, & Electrical is a premier provider of HVAC services. Serving homes and businesses in , we complete regular maintenance, repair work and new installations customized to your needs and budget demands.
Testimonials
Contact Us
Keefe’s Air Conditioning, Heating, & Electrical
1919 Enterprise Dr, Harvey, LA 70058, United States
Telephone
+1 800-349-3918
Hours
Open 24 hours
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More About Metairie, LA
Metairie (/ˈmɛtəri/MET-ər-ee) is a census-designated place (CDP) in Jefferson Parish, Louisiana, United States, and is part of the New Orleans metropolitan area. With a population at the 2010 census of 138,481,[1] Metairie is the largest community in Jefferson Parish and the fifth-largest CDP in the United States.[2] It is an unincorporated area that would be Louisiana’s fourth-largest city if it were incorporated.[3][4] The zip codes that serve the community are 70001–70006.
Métairie is the French term for a small tenant farm which paid the landlord with a share of the produce, also known as sharecropping. In the 1760s, many of the original French farmers were tenants; after the Civil War, the majority of the community’s inhabitants were sharecroppers until urbanization started in the 1910s.
Multiple developments within this time frame preceded the beginnings of first comfort a/c system, which was developed in 1902 by Alfred Wolff (Cooper, 2003) for the New York Stock Exchange, while Willis Carrier geared up the Sacketts-Wilhems Printing Business with the procedure AC unit the exact same year. Coyne College was the first school to offer HVAC training in 1899.
Heaters are appliances whose purpose is to create heat (i.e. heat) for the building. This can be done via main heating. Such a system consists of a boiler, heating system, or heat pump to heat water, steam, or air in a main place such as a heater space in a home, or a mechanical space in a big building.

Heating systems exist for various types of fuel, consisting of solid fuels, liquids, and gases. Another kind of heat source is electricity, typically warming ribbons composed of high resistance wire (see Nichrome). This principle is also utilized for baseboard heaters and portable heating systems. Electrical heating units are typically used as backup or additional heat for heatpump systems.
Heat pumps can draw out heat from numerous sources, such as ecological air, exhaust air from a building, or from the ground. Heatpump move heat from outside the structure into the air inside. Initially, heatpump A/C systems were just used in moderate environments, however with improvements in low temperature operation and decreased loads due to more effective homes, they are increasing in appeal in cooler climates.


Many modern-day hot water boiler heater have a circulator, which is a pump, to move warm water through the circulation system (rather than older gravity-fed systems). The heat can be transferred to the surrounding air using radiators, hot water coils (hydro-air), or other heat exchangers. The radiators might be mounted on walls or installed within the flooring to produce floor heat.
The heated water can likewise supply an auxiliary heat exchanger to supply hot water for bathing and washing. Warm air systems distribute heated air through duct work systems of supply and return air through metal or fiberglass ducts. Many systems use the exact same ducts to distribute air cooled by an evaporator coil for cooling.
Incomplete combustion takes place when there is inadequate oxygen; the inputs are fuels including numerous contaminants and the outputs are hazardous by-products, a lot of alarmingly carbon monoxide gas, which is an unappetizing and odor free gas with serious unfavorable health results. Without appropriate ventilation, carbon monoxide can be lethal at concentrations of 1000 ppm (0.1%).
Carbon monoxide gas binds with hemoglobin in the blood, forming carboxyhemoglobin, reducing the blood’s ability to transfer oxygen. The main health concerns related to carbon monoxide gas exposure are its cardiovascular and neurobehavioral impacts. Carbon monoxide gas can trigger atherosclerosis (the hardening of arteries) and can also activate heart attacks. Neurologically, carbon monoxide gas exposure reduces hand to eye coordination, caution, and continuous efficiency.
Ventilation is the procedure of altering or replacing air in any area to control temperature level or remove any combination of wetness, odors, smoke, heat, dust, air-borne germs, or carbon dioxide, and to renew oxygen. Ventilation includes both the exchange of air with the outside along with flow of air within the structure.
Techniques for aerating a structure may be divided into mechanical/forced and natural types. HVAC ventilation exhaust for a 12-story building Mechanical, or required, ventilation is provided by an air handler (AHU) and used to control indoor air quality. Excess humidity, odors, and impurities can frequently be controlled through dilution or replacement with outside air.
Bathroom and kitchens normally have mechanical exhausts to control smells and often humidity. Consider the style of such systems consist of the circulation rate (which is a function of the fan speed and exhaust vent size) and sound level. Direct drive fans are offered for lots of applications, and can decrease upkeep requirements.
Because hot air increases, ceiling fans may be used to keep a room warmer in the winter season by flowing the warm stratified air from the ceiling to the flooring. Natural ventilation is the ventilation of a building with outside air without utilizing fans or other mechanical systems. It can be through operable windows, louvers, or drip vents when areas are small and the architecture allows.
Natural ventilation plans can utilize really little energy, but care must be required to make sure comfort. In warm or humid environments, preserving thermal comfort entirely through natural ventilation might not be possible. Air conditioning systems are utilized, either as backups or supplements. Air-side economizers also utilize outdoors air to condition spaces, however do so utilizing fans, ducts, dampers, and control systems to present and disperse cool outside air when proper.
