Top HVAC Experts for hvac air freshener Rocky Point, NC. Call +1 910-799-6611. 24 Hour Calls. Guaranteed Services – Low Prices.
What We Do?
Residential
HVAC Service
Are you looking for home heating and cooling support services that are focused on total home comfort solutions? The experts at O'Brien Service Company sell, install, and also fix HVAC units of all makes and models. Contact us today!
Commercial
HVAC Service
Commercial cooling and heating repairs are inevitable. At O'Brien Service Company, we supply a comprehensive array of heating and cooling support services to meet each of your commercial HVAC installation, replacement, repair work, and servicing needs.
Emergency
HVAC Service
Emergencies can and definitely do develop, and when they do, rest comfortably that our experts will be there for you! O'Brien Service Company can easily deliver emergency support at any time of the day or night. Don’t hesitate to call us the minute an emergency happens!


24 Hour Service
We deliver HVAC services 24 hours a day, 7 days a week, 365 days a year. One of our various service options ensures that your comfort needs are met within your timespan and also even your trickiest heating or air conditioner problems will be handled today. Your time is precious– and our team will never keep you waiting!

25 YEARS EXPERIENCE
With over two decades of experience bringing our customer’s total satisfaction, O'Brien Service Company is a top provider of HVAC services. Serving homes and businesses within , we complete routine maintenance, repair work and new installations tailored 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 Rocky Point, NC
Coordinates: 34°26′07″N 77°53′16″W / 34.43528°N 77.88778°W / 34.43528; -77.88778
Rocky Point is a census-designated place and unincorporated community in southern Pender County, North Carolina, United States. It is part of the Wilmington Metropolitan Statistical Area. Rocky Point is situated on North Carolina Highway 210, North Carolina Highway 133 and U.S. Route 117, at an elevation of 39 feet (12 m).[1]
Rocky Point is located at exit 408 off of Interstate 40. Rocky Point is just a two-stop-light town (three, counting the one off of I-40). The community is growing fairly rapidly. Land taxes are low, and the community is served by the Rocky Point Fire Department, Pender EMS and Fire, and the Pender County Sheriff’s Office. The community, although very rural, is situated just 15–20 miles from the Atlantic Ocean, with Wrightsville Beach being the nearest public beach. Notably, it is also the home of beloved small town restaurant, Paul’s Place Famous Hot Dogs.[2]
Room pressure can be either favorable or unfavorable with regard to outside the space. Positive pressure takes place when there is more air being supplied than exhausted, and is common to decrease the infiltration of outdoors pollutants. Natural ventilation is a key consider reducing the spread of air-borne diseases such as tuberculosis, the typical cold, influenza and meningitis.
Natural ventilation requires little maintenance and is affordable. An a/c system, or a standalone ac system, provides cooling and humidity control for all or part of a structure. Air conditioned structures frequently have sealed windows, due to the fact that open windows would work against the system intended to maintain consistent indoor air conditions.
The percentage of return air comprised of fresh air can typically be manipulated by adjusting the opening of this vent. Common fresh air consumption is about 10%. [] Cooling and refrigeration are offered through the removal of heat. Heat can be eliminated through radiation, convection, or conduction. Refrigeration conduction media such as water, air, ice, and chemicals are referred to as refrigerants.

It is imperative that the air conditioning horsepower suffices for the area being cooled. Underpowered cooling system will cause power wastage and inefficient usage. Appropriate horse power is needed for any a/c unit installed. The refrigeration cycle uses four important elements to cool. The system refrigerant starts its cycle in a gaseous state.
From there it gets in a heat exchanger (in some cases called a condensing coil or condenser) where it loses energy (heat) to the outside, cools, and condenses into its liquid stage. An (likewise called metering gadget) regulates the refrigerant liquid to flow at the correct rate. The liquid refrigerant is returned to another heat exchanger where it is allowed to evaporate, hence the heat exchanger is frequently called an evaporating coil or evaporator.
At the same time, heat is absorbed from indoors and moved outdoors, resulting in cooling of the building. In variable environments, the system might include a reversing valve that switches from heating in winter season to cooling in summertime. By reversing the circulation of refrigerant, the heatpump refrigeration cycle is changed from cooling to heating or vice versa.
Free cooling systems can have extremely high performances, and are often combined with seasonal thermal energy storage so that the cold of winter season can be used for summertime cooling. Common storage mediums are deep aquifers or a natural underground rock mass accessed through a cluster of small-diameter, heat-exchanger-equipped boreholes.
The heatpump is added-in due to the fact that the storage acts as a heat sink when the system remains in cooling (rather than charging) mode, causing the temperature level to slowly increase throughout the cooling season. Some systems include an “economizer mode”, which is in some cases called a “free-cooling mode”. When economizing, the control system will open (completely or partly) the outside air damper and close (totally or partially) the return air damper.
When the outdoors air is cooler than the required cool air, this will permit the need to be fulfilled without utilizing the mechanical supply of cooling (typically cooled water or a direct growth “DX” system), therefore saving energy. The control system can compare the temperature level of the outdoors air vs.
In both cases, the outside air should be less energetic than the return air for the system to enter the economizer mode. Central, “all-air” air-conditioning systems (or package systems) with a combined outdoor condenser/evaporator system are often installed in North American homes, offices, and public buildings, however are hard to retrofit (set up in a structure that was not created to receive it) due to the fact that of the large duct required.

An alternative to packaged systems is making use of separate indoor and outdoor coils in split systems. Split systems are preferred and extensively utilized worldwide except in The United States and Canada. In The United States and Canada, split systems are most frequently seen in property applications, however they are acquiring popularity in small industrial buildings.
The benefits of ductless cooling systems consist of simple installation, no ductwork, higher zonal control, versatility of control and peaceful operation. [] In area conditioning, the duct losses can account for 30% of energy intake. The use of minisplit can lead to energy cost savings in space 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 systems install inside the ceiling cavity, so that brief lengths of duct manage air from the indoor unit to vents or diffusers around the spaces. Split systems are more effective and the footprint is typically smaller than the bundle systems.
