Top Rated HVAC Experts for hvac contractors Lake Waccamaw, NC. Phone +1 910-799-6611. 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 focused on home comfort solutions? The experts at O'Brien Service Company sell, install, and also fix HVAC systems of all makes and models. Call us today!
Commercial
HVAC Service
Commercial heating and cooling repairs are inevitable. At O'Brien Service Company, we deliver an extensive variety of heating and cooling solutions to meet all of your commercial HVAC installation, replacement, repair work, and maintenance demands.
Emergency
HVAC Service
Emergencies may and do develop, and when they do, rest comfortably that we will will be there for you! O'Brien Service Company is able to deliver emergency support at any time of the day or night. Never hesitate to call us the second an emergency happens!


24 Hour Service
We deliver HVAC services 24 hours a day, 7 days a week, 365 days a year. Among our many service options guarantees that your comfort requirements are fulfilled within your time frame and also even your trickiest heating or air conditioner concerns will be solved today. Your time is precious– and our experts won’t keep you waiting!

25 YEARS EXPERIENCE
With over two decades of experience bringing our client’s total satisfaction, O'Brien Service Company is a top provider of HVAC services. Serving residential properties and businesses within , we perform routine maintenance, repairs as well as new installations customized to your needs and budget guidelines.
Testimonials
Contact Us
O’Brien Service Company
3308 Enterprise Dr, Wilmington, NC 28405, United States
Telephone
+1 910-799-6611
Hours
Mon-Fri, 8am – 5:30pm
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More About Lake Waccamaw, NC
Lake Waccamaw is a town in Columbus County, North Carolina, United States. The 2010 census population was 1,480.[4] Originally home to Native Americans, Europeans later colonized Lake Waccamaw in the 18th century. The Europeans built naval stores and the discovery of turpentine oil led to the Wilmington-Manchester railroad track being created. A shingle company was later converted to a lumber company.[5] In 1910, a group of townspeople created the Waccamaw Club.[6]
The town surrounds Lake Waccamaw, which features 9000 acres of diverse wildlife and is a major source of revenue for the town. The lake is bustling with many endemic species of fish, birds, mollusks, and other animals. In 2018, a forty-year ban on hunting alligators was lifted.[7] The town of Lake Waccamaw provides many recreational activities, such as birdwatching and hiking, due to the large population of wildlife and mild terrain.
Room pressure can be either positive or negative with regard to outside the space. Favorable pressure happens when there is more air being provided than exhausted, and is common to minimize the infiltration of outside pollutants. Natural ventilation is a crucial factor in decreasing the spread of airborne diseases such as tuberculosis, the acute rhinitis, influenza and meningitis.
Natural ventilation needs little maintenance and is inexpensive. A cooling system, or a standalone ac system, provides cooling and humidity control for all or part of a building. Air conditioned structures frequently have sealed windows, since open windows would work against the system planned to maintain continuous indoor air conditions.
The portion of return air made up of fresh air can normally be manipulated by adjusting the opening of this vent. Typical fresh air consumption has to do with 10%. [] A/c and refrigeration are supplied 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 crucial that the a/c horse power is sufficient for the location being cooled. Underpowered a/c system will cause power waste and inefficient usage. Adequate horsepower is needed for any a/c unit set up. The refrigeration cycle utilizes four vital elements to cool. The system refrigerant begins 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 phase. An (likewise called metering gadget) controls the refrigerant liquid to stream at the proper rate. The liquid refrigerant is returned to another heat exchanger where it is allowed to vaporize, hence the heat exchanger is frequently called an evaporating coil or evaporator.
At the same time, heat is taken in from inside your home and moved outdoors, resulting in cooling of the structure. In variable climates, the system may include a reversing valve that changes from heating in winter to cooling in summertime. 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 very high effectiveness, and are often integrated with seasonal thermal energy storage so that the cold of winter season can be used for summer air conditioning. 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 heatpump is added-in because the storage acts as a heat sink when the system remains in cooling (as opposed to charging) mode, triggering the temperature level to slowly increase throughout the cooling season. Some systems include an “economizer mode”, which is sometimes called a “free-cooling mode”. When saving money, the control system will open (fully or partially) the outside air damper and close (fully or partly) the return air damper.
When the outside air is cooler than the demanded cool air, this will allow the need to be satisfied without utilizing the mechanical supply of cooling (typically 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 get in the economizer mode. Central, “all-air” air-conditioning systems (or plan systems) with a combined outdoor condenser/evaporator unit are frequently installed in North American homes, offices, and public buildings, but are difficult to retrofit (install in a structure that was not designed to get it) due to the fact that of the large duct needed.

An option to packaged systems is making use of different indoor and outdoor coils in split systems. Split systems are chosen and commonly utilized worldwide except in North America. In The United States and Canada, divided systems are most frequently seen in residential applications, however they are acquiring appeal in small business structures.
The benefits of ductless cooling systems consist of easy installation, no ductwork, higher zonal control, flexibility of control and quiet operation. [] In area conditioning, the duct losses can account for 30% of energy consumption. Using minisplit can lead to energy cost savings in space conditioning as there are no losses related to ducting.
Indoor units with directional vents mount onto walls, suspended from ceilings, or suit the ceiling. Other indoor units install inside the ceiling cavity, so that short lengths of duct deal with air from the indoor system to vents or diffusers around the rooms. Split systems are more effective and the footprint is normally smaller than the bundle systems.
