Best HVAC Pros for hvac diffuser Destrehan, LA. Call +1 800-349-3918. 24 Hour Calls. Guaranteed Services – Low Prices.
What We Do?
Residential
HVAC Service
Are you searching for residential heating or cooling services that are focused on complete home comfort remedies? The specialists at Keefe's Air Conditioning, Heating, & Electrical sell, install, as well as fix HVAC units of all makes and models. Call us today!
Commercial
HVAC Service
Commercial cooling and heating repairs are inevitable. At Keefe's Air Conditioning, Heating, & Electrical, we provide an extensive array of heating as well as cooling solutions to meet each of your commercial HVAC installation, replacement, repair work, and routine maintenance demands.
Emergency
HVAC Service
Emergencies may and do happen, and when they do, rest comfortably that we will will be there for you! Keefe's Air Conditioning, Heating, & Electrical is able to provide emergency services at any moment of the day or night. Don’t hesitate to call us the second an emergency occurs!


24 Hour Service
We provide HVAC services 24 hours a day, 7 days a week, 365 days a year. Among our countless service options promises that your comfort requirements are satisfied within your time frame and also even your most worrisome heating and air conditioner concerns will be handled today. Your time is valuable– and our team won’t 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 leading provider of HVAC services. Serving homes and businesses within , we complete regular servicing, repairs and new installations tailored 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 Destrehan, LA
Destrehan is a census-designated place (CDP) in St. Charles Parish, Louisiana, United States. The population was 11,535 at the 2010 census, an increase of 275 over the 2000 tabulation of 11,260.
The community is named after Jean Noël Destréhan (1754–1823), who was twice President of the Orleans Territory’s legislative council during his service there in 1806 and 1811. He was elected to the United States Senate when Louisiana became a state in 1812, but he resigned after a month. He served in the Louisiana State Senate from 1812 to 1817.[1]
Multiple creations within this time frame preceded the beginnings of first convenience a/c system, which was designed in 1902 by Alfred Wolff (Cooper, 2003) for the New York Stock Exchange, while Willis Provider equipped the Sacketts-Wilhems Printing Business with the process Air Conditioner system the same year. Coyne College was the very first school to provide A/C training in 1899.
Heaters are appliances whose purpose is to create heat (i.e. warmth) for the building. This can be done through main heating. Such a system includes a boiler, furnace, or heat pump to heat water, steam, or air in a central area such as a heating system room in a home, or a mechanical room in a large building.

Heating units exist for various kinds of fuel, consisting of strong fuels, liquids, and gases. Another type of heat source is electrical energy, generally heating up ribbons composed of high resistance wire (see Nichrome). This principle is also used for baseboard heaters and portable heaters. Electrical heating units are frequently used as backup or additional heat for heatpump systems.
Heat pumps can extract heat from various sources, such as ecological air, exhaust air from a building, or from the ground. Heat pumps move heat from outside the structure into the air inside. At first, heat pump HVAC systems were only used in moderate environments, however with enhancements in low temperature operation and lowered loads due to more effective houses, they are increasing in appeal in cooler climates.


Many modern-day hot water boiler heating systems have a circulator, which is a pump, to move hot water through the circulation system (rather than older gravity-fed systems). The heat can be moved to the surrounding air using radiators, warm water coils (hydro-air), or other heat exchangers. The radiators may be installed on walls or installed within the floor to produce flooring heat.
The heated water can also provide an auxiliary heat exchanger to provide warm water for bathing and washing. Warm air systems disperse heated air through duct systems of supply and return air through metal or fiberglass ducts. Lots of systems use the exact same ducts to disperse air cooled by an evaporator coil for a/c.
Insufficient combustion occurs when there is insufficient oxygen; the inputs are fuels containing different impurities and the outputs are harmful byproducts, a lot of dangerously carbon monoxide gas, which is an unappetizing and odor free gas with major unfavorable health impacts. Without proper ventilation, carbon monoxide can be deadly at concentrations of 1000 ppm (0.1%).
Carbon monoxide binds with hemoglobin in the blood, forming carboxyhemoglobin, lowering the blood’s capability to carry oxygen. The primary health issues associated with carbon monoxide exposure are its cardiovascular and neurobehavioral results. Carbon monoxide can cause atherosclerosis (the hardening of arteries) and can also set off heart attacks. Neurologically, carbon monoxide exposure decreases hand to eye coordination, caution, and continuous efficiency.
Ventilation is the procedure of altering or changing air in any space to control temperature or remove any mix of wetness, odors, smoke, heat, dust, air-borne bacteria, or carbon dioxide, and to renew oxygen. Ventilation includes both the exchange of air with the outside along with blood circulation of air within the building.
Methods for ventilating a structure may be divided into mechanical/forced and natural types. A/C ventilation exhaust for a 12-story structure Mechanical, or required, ventilation is supplied by an air handler (AHU) and utilized to manage indoor air quality. Excess humidity, odors, and pollutants can frequently be managed via dilution or replacement with outdoors air.
Kitchen areas and restrooms normally have mechanical exhausts to control smells and often humidity. Factors in the style of such systems include the flow rate (which is a function of the fan speed and exhaust vent size) and noise level. Direct drive fans are available for lots of applications, and can decrease upkeep needs.
Because hot air rises, ceiling fans may be utilized 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 structure with outside air without utilizing fans or other mechanical systems. It can be by means of operable windows, louvers, or drip vents when spaces are little and the architecture allows.
Natural ventilation schemes can utilize extremely little energy, but care must be required to make sure convenience. In warm or damp climates, maintaining thermal convenience exclusively via natural ventilation might not be possible. Air conditioning systems are used, either as backups or supplements. Air-side economizers also use outside air to condition areas, but do so using fans, ducts, dampers, and control systems to introduce and disperse cool outdoor air when suitable.
