Top HVAC Experts for alpine hvac Westwego, LA. Call +1 800-349-3918. 24 Hour Calls. Guaranteed Services – Low Prices.
What We Do?
Residential
HVAC Service
Are you searching for home heating or cooling support services that are focused on complete home comfort remedies? The specialists at Keefe's Air Conditioning, Heating, & Electrical sell, install, and repair HVAC systems of all makes and models. Call us today!
Commercial
HVAC Service
Commercial heating and cooling maintenance and repairs are inevitable. At Keefe's Air Conditioning, Heating, & Electrical, we provide an extensive range of heating and cooling support services to meet every one of your commercial HVAC installation, replacement, repair, and maintenance needs.
Emergency
HVAC Service
Emergencies will and definitely do develop, when they do, rest comfortably that our team 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 contact us the moment an emergency happens!


24 Hour Service
We provide HVAC services 24 hours a day, 7 days a week, 365 days a year. Among our various service options guarantees that your comfort requirements are satisfied within your timespan and that even your trickiest heating or air conditioner problems will be handled today. Your time is precious– and our team won’t 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 premier provider of HVAC services. Serving homes and businesses throughout , we perform regular maintenance, repairs and new installations modified 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 Westwego, LA
Westwego is a city in Jefferson Parish, Louisiana, United States, and a suburb of New Orleans. The population was 8,534 at the 2010 census.[6] It lies along the west bank of the Mississippi River.
Westwego is located at 29°54′11″N 90°8′35″W / 29.90306°N 90.14306°W / 29.90306; -90.14306 (29.902986, -90.142932).[6]
Room pressure can be either favorable or unfavorable with regard to outside the space. Favorable pressure happens when there is more air being provided than tired, and is typical to lower the infiltration of outside impurities. Natural ventilation is an essential aspect in minimizing the spread of airborne illnesses such as tuberculosis, the cold, influenza and meningitis.
Natural ventilation requires little upkeep and is affordable. A cooling system, or a standalone air conditioner, supplies cooling and humidity control for all or part of a structure. Air conditioned buildings frequently have actually sealed windows, since open windows would work versus the system intended to preserve continuous indoor air conditions.
The percentage of return air comprised of fresh air can usually be controlled by changing the opening of this vent. Typical fresh air consumption has to do with 10%. [] Air conditioning and refrigeration are supplied through the elimination of heat. Heat can be removed through radiation, convection, or conduction. Refrigeration conduction media such as water, air, ice, and chemicals are referred to as refrigerants.

It is necessary that the air conditioning horsepower suffices for the area being cooled. Underpowered cooling system will cause power wastage and ineffective use. Sufficient horse power is required for any air conditioner set up. The refrigeration cycle uses four important aspects to cool. The system refrigerant starts its cycle in a gaseous state.
From there it gets in a heat exchanger (sometimes called a condensing coil or condenser) where it loses energy (heat) to the outdoors, cools, and condenses into its liquid stage. An (also called metering device) controls the refrigerant liquid to flow at the appropriate rate. The liquid refrigerant is returned to another heat exchanger where it is permitted to evaporate, thus the heat exchanger is frequently called an evaporating coil or evaporator.
At the same time, heat is taken in from indoors and moved outdoors, resulting in cooling of the structure. In variable environments, the system may include a reversing valve that changes from heating in winter season to cooling in summertime. By reversing the flow of refrigerant, the heat pump refrigeration cycle is altered from cooling to heating or vice versa.
Free cooling systems can have very high efficiencies, and are sometimes integrated with seasonal thermal energy storage so that the cold of winter can be used for summer a/c. Common storage mediums are deep aquifers or a natural underground rock mass accessed by means of a cluster of small-diameter, heat-exchanger-equipped boreholes.
The heat pump is added-in because the storage functions as a heat sink when the system is in cooling (instead of charging) mode, causing the temperature to slowly increase throughout the cooling season. Some systems consist of an “economizer mode”, which is often called a “free-cooling mode”. When saving money, the control system will open (fully or partially) the outdoors air damper and close (totally or partly) the return air damper.
When the outdoors air is cooler than the demanded cool air, this will enable the need to be met without utilizing the mechanical supply of cooling (normally chilled water or a direct growth “DX” system), hence conserving energy. The control system can compare the temperature of the outdoors air vs.
In both cases, the outside air should be less energetic than the return air for the system to get in the economizer mode. Central, “all-air” air-conditioning systems (or bundle systems) with a combined outside condenser/evaporator unit are frequently set up in North American homes, workplaces, and public buildings, but are difficult to retrofit (set up in a structure that was not created to get it) due to the fact that of the bulky air ducts required.

An option to packaged systems is the use of separate indoor and outside coils in split systems. Split systems are preferred and extensively utilized around the world other than in The United States and Canada. In North America, split systems are most often seen in property applications, but they are getting popularity in little business buildings.
The advantages of ductless air conditioning systems include easy installation, no ductwork, higher zonal control, flexibility of control and peaceful operation. [] In area conditioning, the duct losses can account for 30% of energy usage. The usage of minisplit can lead to energy savings in area conditioning as there are no losses related to ducting.
Indoor units with directional vents install onto walls, suspended from ceilings, or suit the ceiling. Other indoor units mount inside the ceiling cavity, so that short lengths of duct handle air from the indoor unit to vents or diffusers around the rooms. Split systems are more effective and the footprint is generally smaller than the plan systems.
