Top Rated Heating & Cooling Experts for cost of new hvac system Marrero, LA. Phone +1 800-349-3918. 24 Hour Calls. Guaranteed Services – Low Prices.
What We Do?
Residential
HVAC Service
Are you searching for home heating and cooling support services that are centered on total home comfort solutions? The specialists at Keefe's Air Conditioning, Heating, & Electrical sell, install, as well as fix HVAC systems of all makes and models. Reach out to us today!
Commercial
HVAC Service
Commercial cooling and heating maintenance and repairs are unavoidable. At Keefe's Air Conditioning, Heating, & Electrical, we provide an extensive range of heating as well as cooling services to meet all of your commercial HVAC installation, replacement, repair work, and routine maintenance demands.
Emergency
HVAC Service
Emergencies will and do develop, and when they do, rest assured that our experts will be there for you! Keefe's Air Conditioning, Heating, & Electrical is able to provide emergency assistance at any moment of the day or night. Don’t hesitate to get in touch with us the second an emergency occurs!


24 Hour Service
We offer HVAC services 24 hours a day, 7 days a week, 365 days a year. Among our countless service options ensures that your comfort demands are achieved within your time frame and that even your most worrisome heating and air conditioner problems will be solved today. Your time is valuable– and our company will never keep you waiting!

25 YEARS EXPERIENCE
With over two decades of experience bringing our client’s total satisfaction, Keefe's Air Conditioning, Heating, & Electrical is a top provider of HVAC services. Serving residential properties and businesses in , we complete routine servicing, repair work and new installations customized to your needs and budget guidelines.
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 Marrero, LA
Marrero is a census-designated place (CDP) in Jefferson Parish, Louisiana, United States. Marrero is on the south side (referred to as the “West Bank”) of the Mississippi River, within the New Orleans–Metairie–Kenner Metropolitan Statistical Area. The population was 33,141 at the 2010 census.[1]
Marrero was named in honor of the Louisiana politician and founder of Marrero Land Company, Louis H. Marrero. The area was originally referred to and shown on maps as “Amesville”, after the Boston businessman Oakes Ames, who purchased much of the land following the Civil War. In February 1916, the U.S. Postmaster officially changed the name of the Post Office to “Marrero”.[2]
Multiple creations within this time frame preceded the beginnings of very first convenience a/c system, which was designed in 1902 by Alfred Wolff (Cooper, 2003) for the New York Stock Exchange, while Willis Carrier geared up the Sacketts-Wilhems Printing Company with the process Air Conditioner unit the same year. Coyne College was the very first school to provide HVAC training in 1899.
Heating systems are devices whose purpose is to produce heat (i.e. heat) for the building. This can be done by means of main heating. Such a system includes a boiler, furnace, or heatpump to heat water, steam, or air in a central place such as a heater room in a house, or a mechanical room in a big building.

Heaters exist for numerous kinds of fuel, including strong fuels, liquids, and gases. Another kind of heat source is electrical power, usually heating ribbons made up of high resistance wire (see Nichrome). This principle is also utilized for baseboard heating systems and portable heating units. Electrical heating systems are frequently used as backup or extra heat for heat pump systems.
Heatpump can draw out heat from various sources, such as ecological air, exhaust air from a building, or from the ground. Heatpump move heat from outside the structure into the air within. At first, heatpump HVAC systems were just used in moderate environments, but with enhancements in low temperature level operation and reduced loads due to more effective houses, they are increasing in popularity in cooler environments.


The majority of modern warm water boiler heater have a circulator, which is a pump, to move hot water through the distribution system (instead of older gravity-fed systems). The heat can be moved to the surrounding air utilizing radiators, hot water coils (hydro-air), or other heat exchangers. The radiators might be mounted on walls or set up within the flooring to produce floor heat.
The heated water can likewise supply an auxiliary heat exchanger to provide hot water for bathing and washing. Warm air systems distribute heated air through duct systems of supply and return air through metal or fiberglass ducts. Numerous systems utilize the same ducts to distribute air cooled by an evaporator coil for a/c.
Incomplete combustion occurs when there is insufficient oxygen; the inputs are fuels consisting of different impurities and the outputs are damaging byproducts, the majority of alarmingly carbon monoxide gas, which is an unappetizing and odor free gas with severe negative health effects. Without proper ventilation, carbon monoxide can be deadly at concentrations of 1000 ppm (0.1%).
Carbon monoxide gas binds with hemoglobin in the blood, forming carboxyhemoglobin, decreasing the blood’s capability to transport oxygen. The main health concerns associated with carbon monoxide gas direct exposure are its cardiovascular and neurobehavioral results. Carbon monoxide can cause atherosclerosis (the hardening of arteries) and can also set off cardiac arrest. Neurologically, carbon monoxide gas direct exposure lowers hand to eye coordination, watchfulness, and continuous performance.
Ventilation is the procedure of altering or replacing air in any area to control temperature or eliminate any combination of wetness, smells, smoke, heat, dust, air-borne bacteria, or carbon dioxide, and to renew oxygen. Ventilation consists of both the exchange of air with the outside as well as blood circulation of air within the structure.
Methods for aerating a building might be divided into mechanical/forced and natural types. HEATING AND COOLING ventilation exhaust for a 12-story structure Mechanical, or forced, ventilation is supplied by an air handler (AHU) and utilized to manage indoor air quality. Excess humidity, odors, and impurities can often be controlled via dilution or replacement with outside air.
Cooking areas and restrooms normally have mechanical exhausts to control odors and often humidity. Consider the design of such systems include the circulation rate (which is a function of the fan speed and exhaust vent size) and noise level. Direct drive fans are readily available for numerous applications, and can lower maintenance requirements.
Because hot air rises, ceiling fans might be utilized to keep a space warmer in the winter season by flowing the warm stratified air from the ceiling to the floor. Natural ventilation is the ventilation of a building with outside air without utilizing fans or other mechanical systems. It can be by means of operable windows, louvers, or trickle vents when areas are little and the architecture allows.
Natural ventilation plans can use very little energy, but care should be taken to make sure convenience. In warm or humid climates, preserving thermal convenience entirely via natural ventilation might not be possible. A/c systems are used, either as backups or supplements. Air-side economizers also utilize outside air to condition spaces, but do so utilizing fans, ducts, dampers, and control systems to present and distribute cool outside air when proper.
