Best HVAC Pros for heat pump prices Oxon Hill, MD. Dial +1 888-829-8510. 24 Hour Calls. Guaranteed Services – Low Prices.
What We Do?
Residential
HVAC Service
Are you searching for residential heating or cooling support services that are focused on home comfort solutions? The specialists at Magnolia Plumbing, Heating & Cooling sell, install, and fix HVAC units of all makes and models. Reach out to us today!
Commercial
HVAC Service
Commercial heating and cooling maintenance and repairs are unavoidable. At Magnolia Plumbing, Heating & Cooling, we deliver a comprehensive array of heating and cooling support services to meet all of your commercial HVAC installation, replacement, repair work, and routine maintenance needs.
Emergency
HVAC Service
Emergencies may and do develop, and when they do, rest assured that our team will be there for you! Magnolia Plumbing, Heating & Cooling can deliver emergency assistance at any moment 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 ensures that your comfort demands are achieved within your time frame and also even your trickiest heating or air conditioner issues will be resolved today. Your time is precious– and our team will never keep you waiting!

25 YEARS EXPERIENCE
With over two decades of experience bringing our client’s complete satisfaction, Magnolia Plumbing, Heating & Cooling is a premier provider of HVAC services. Serving residential properties and businesses throughout , we perform regular servicing, repairs and new installations tailored to your needs and budget requirements.
Testimonials
Contact Us
Magnolia Plumbing, Heating & Cooling
600 Gallatin St NE, Washington, DC 20017, United States
Telephone
+1 888-829-8510
Hours
Open 24 hours
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More About Oxon Hill, MD
Oxon Hill is an unincorporated area and census-designated place (CDP) in southern Prince George’s County, Maryland, United States.[1] Oxon Hill is a suburb of Washington, located southeast of the downtown district and east of Alexandria, Virginia. It contains the new 300-acre (120 ha) National Harbor development on the shore of the Potomac River.
For the 1990 and 2000 censuses, the United States Census Bureau defined a census-designated place consisting of Oxon Hill and the adjacent community of Glassmanor, designated Oxon Hill-Glassmanor, for statistical purposes. As of the 2010 census, Oxon Hill was delineated separately and had a population of 17,722.[2]
Room pressure can be either favorable or unfavorable with respect to outside the space. Positive pressure takes place when there is more air being provided than exhausted, and is typical to lower the seepage of outdoors contaminants. Natural ventilation is a crucial consider decreasing the spread of air-borne diseases such as tuberculosis, the typical cold, influenza and meningitis.
Natural ventilation needs little upkeep and is low-cost. An air conditioning system, or a standalone a/c unit, supplies cooling and humidity control for all or part of a structure. Air conditioned buildings often have actually sealed windows, due to the fact that open windows would work against the system meant to preserve constant indoor air conditions.
The percentage of return air comprised of fresh air can normally be manipulated by adjusting the opening of this vent. Common fresh air consumption has to do with 10%. [] Air conditioning and refrigeration are provided through the elimination of heat. Heat can be eliminated through radiation, convection, or conduction. Refrigeration conduction media such as water, air, ice, and chemicals are described as refrigerants.

It is imperative that the cooling horsepower suffices for the area being cooled. Underpowered cooling system will cause power waste and ineffective use. Appropriate horse power is required for any air conditioning system installed. The refrigeration cycle uses 4 necessary aspects to cool. The system refrigerant starts its cycle in a gaseous state.
From there it enters a heat exchanger (often called a condensing coil or condenser) where it loses energy (heat) to the outdoors, cools, and condenses into its liquid stage. An (likewise called metering gadget) manages the refrigerant liquid to flow at the proper rate. The liquid refrigerant is gone back to another heat exchanger where it is allowed to evaporate, for this reason the heat exchanger is often called an evaporating coil or evaporator.
At the same time, heat is absorbed from inside and moved outdoors, leading to cooling of the building. In variable climates, the system might include a reversing valve that switches from heating in winter to cooling in summer season. By reversing the flow of refrigerant, the heat pump refrigeration cycle is changed from cooling to heating or vice versa.
Free cooling systems can have really high efficiencies, and are sometimes integrated with seasonal thermal energy storage so that the cold of winter can be utilized for summer season air conditioning. Common storage mediums are deep aquifers or a natural underground rock mass accessed via a cluster of small-diameter, heat-exchanger-equipped boreholes.
The heatpump is added-in due to the fact that the storage functions as a heat sink when the system remains in cooling (instead of charging) mode, causing the temperature to gradually increase during the cooling season. Some systems consist of an “economizer mode”, which is in some cases called a “free-cooling mode”. When economizing, the control system will open (totally or partially) the outdoors air damper and close (fully or partially) the return air damper.
When the outside air is cooler than the demanded cool air, this will allow the need to be satisfied without using the mechanical supply of cooling (normally chilled water or a direct expansion “DX” system), thus saving energy. The control system can compare the temperature level of the outside air vs.
In both cases, the outdoors air must be less energetic than the return air for the system to enter the economizer mode. Central, “all-air” air-conditioning systems (or plan systems) with a combined outdoor condenser/evaporator unit are typically set up in North American residences, offices, and public structures, but are hard to retrofit (set up in a building that was not created to receive it) since of the large duct needed.

An alternative to packaged systems is using different indoor and outside coils in split systems. Split systems are preferred and widely utilized worldwide except in The United States and Canada. In North America, split systems are usually seen in domestic applications, but they are getting appeal in small industrial structures.
The benefits of ductless air conditioning systems include easy setup, no ductwork, higher zonal control, flexibility of control and peaceful operation. [] In space conditioning, the duct losses can represent 30% of energy intake. Using minisplit can lead to energy savings in space conditioning as there are no losses connected with ducting.
Indoor systems with directional vents install onto walls, suspended from ceilings, or suit the ceiling. Other indoor systems install inside the ceiling cavity, so that short lengths of duct deal with air from the indoor unit to vents or diffusers around the spaces. Split systems are more efficient and the footprint is normally smaller than the plan systems.
