Best AC & Heating Experts for hvac condensate pump Rocky Point, NC. Phone +1 910-799-6611. 24 Hour Calls. Guaranteed Services – Low Prices.
What We Do?
Residential
HVAC Service
Are you searching for home heating and cooling support services that are centered on total home comfort remedies? The specialists at O'Brien Service Company sell, install, as well as repair HVAC units of all makes and models. Get in touch with us today!
Commercial
HVAC Service
Commercial heating and cooling repairs are inevitable. At O'Brien Service Company, we supply a comprehensive range of heating as well as cooling solutions to meet every one of your commercial HVAC installation, replacement, repair work, and routine maintenance requirements.
Emergency
HVAC Service
Emergencies can and definitely do happen, when they do, rest comfortably that we will will be there for you! O'Brien Service Company can easily supply emergency assistance at any time of the day or night. Don’t hesitate to contact us the moment an emergency occurs!


24 Hour Service
We offer HVAC services 24 hours a day, 7 days a week, 365 days a year. One of our various service options ensures that your comfort requirements are met within your time frame and also even your most worrisome heating or air conditioner problems will be handled today. Your time is precious– and our team will not keep you waiting!

25 YEARS EXPERIENCE
With over two decades of experience bringing our customer’s total satisfaction, O'Brien Service Company is a leading provider of HVAC services. Serving residential properties and businesses throughout , we perform regular servicing, repair work 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 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 positive or negative with regard to outside the space. Positive pressure happens when there is more air being provided than tired, and is typical to decrease the infiltration of outside contaminants. Natural ventilation is a key consider lowering the spread of air-borne diseases such as tuberculosis, the cold, influenza and meningitis.
Natural ventilation needs little upkeep and is affordable. A cooling system, or a standalone ac system, offers cooling and humidity control for all or part of a structure. Air conditioned buildings typically have actually sealed windows, since open windows would work versus the system planned to preserve consistent indoor air conditions.
The portion of return air made up of fresh air can usually be controlled by changing the opening of this vent. Typical fresh air consumption has to do with 10%. [] Cooling and refrigeration are offered 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 described as refrigerants.

It is essential that the air conditioning horse power is enough for the location being cooled. Underpowered a/c system will lead to power waste and ineffective usage. Adequate horsepower is needed for any a/c unit installed. The refrigeration cycle uses 4 necessary components to cool. The system refrigerant begins its cycle in a gaseous state.
From there it enters 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) controls the refrigerant liquid to flow at the correct rate. The liquid refrigerant is returned to another heat exchanger where it is permitted to evaporate, thus the heat exchanger is often called an evaporating coil or evaporator.
At the same time, heat is absorbed from inside your home and transferred outdoors, leading to cooling of the building. In variable environments, the system may 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 altered from cooling to heating or vice versa.
Free cooling systems can have really high efficiencies, and are in some cases combined with seasonal thermal energy storage so that the cold of winter season can be used for summer season air conditioning. Typical storage mediums are deep aquifers or a natural underground rock mass accessed via a cluster of small-diameter, heat-exchanger-equipped boreholes.
The heat pump is added-in since the storage serves as a heat sink when the system remains in cooling (as opposed to charging) mode, triggering the temperature to slowly 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 outside air damper and close (completely or partially) the return air damper.
When the outdoors air is cooler than the demanded cool air, this will allow the demand to be fulfilled without using the mechanical supply of cooling (generally cooled water or a direct growth “DX” unit), hence conserving energy. The control system can compare the temperature level of the outside 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 system are often set up in North American residences, offices, and public buildings, but are hard to retrofit (set up in a structure that was not designed to get it) since of the large duct needed.

An alternative to packaged systems is using separate indoor and outdoor coils in split systems. Split systems are chosen and extensively used around the world except in North America. In The United States and Canada, split systems are frequently seen in property applications, but they are acquiring appeal in small business structures.
The benefits of ductless a/c systems include easy installation, no ductwork, higher zonal control, versatility of control and peaceful operation. [] In space conditioning, the duct losses can represent 30% of energy usage. The usage of minisplit can result in energy savings in space conditioning as there are no losses connected with 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 short lengths of duct manage air from the indoor system to vents or diffusers around the spaces. Split systems are more efficient and the footprint is normally smaller sized than the plan systems.
