Find Us At

3308 Enterprise Dr
Wilmington, NC 28405

Call Us At

+1 910-799-6611

Business Hours

Mon-Fri, 8am - 5:30pm

Top AC & Heating Pros for hvac contractors Bolton, NC. Dial +1 910-799-6611. 24 Hour Calls. Guaranteed Services – Low Prices.

What We Do?

Residential
HVAC Service

Are you searching for residential heating or cooling services that are centered on total home comfort remedies? The specialists at O'Brien Service Company sell, install, as well as fix HVAC units of all makes and models. Call us today!

Commercial
HVAC Service

Commercial heating and cooling maintenance and repairs are inevitable. At O'Brien Service Company, we supply a comprehensive range of heating and cooling solutions to meet every one of your commercial HVAC installation, replacement, repair work, and maintenance needs.

Emergency
HVAC Service

Emergencies can and do happen, and when they do, rest assured that our experts will be there for you! O'Brien Service Company is able to supply emergency support at any moment of the day or night. Never hesitate to contact us the second an emergency happens!

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 needs are satisfied within your timespan and that even your most worrisome heating or air conditioner concerns will be handled today. Your time is valuable– 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 within , we complete regular maintenance, repairs and also new installations tailored to your needs and budget demands.

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

More About Bolton, NC

Bolton is a town in Columbus County, North Carolina, United States. The population was 691 at the 2010 census.[4]

Bolton is located in eastern Columbus County at 34°19′12″N 78°24′18″W / 34.32000°N 78.40500°W / 34.32000; -78.40500 (34.320101, -78.404905).[5] The town is bypassed to the north by combined U.S. Routes 74 and 76, a four-lane divided highway. US 74/76 leads east 28 miles (45 km) to Wilmington and west 18 miles (29 km) to Whiteville, the Columbus County seat.

Space pressure can be either favorable or negative with regard to outside the space. Favorable pressure happens when there is more air being provided than exhausted, and prevails to decrease the seepage of outside impurities. Natural ventilation is an essential consider lowering the spread of air-borne illnesses such as tuberculosis, the typical cold, influenza and meningitis.

Natural ventilation requires little upkeep and is inexpensive. An air conditioning system, or a standalone air conditioner, provides cooling and humidity control for all or part of a structure. Air conditioned buildings frequently have actually sealed windows, since open windows would work against the system meant to maintain constant indoor air conditions.

The percentage of return air comprised of fresh air can typically be controlled by adjusting the opening of this vent. Typical fresh air intake has to do with 10%. [] Cooling and refrigeration are provided 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 horse power is enough for the area being cooled. Underpowered air conditioning system will lead to power waste and ineffective use. Adequate horsepower is needed for any air conditioning system installed. The refrigeration cycle uses four important components to cool. The system refrigerant begins its cycle in a gaseous state.

From there it goes into 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 (also called metering gadget) controls the refrigerant liquid to stream at the correct rate. The liquid refrigerant is returned to another heat exchanger where it is enabled to evaporate, thus the heat exchanger is frequently called an evaporating coil or evaporator.

In the procedure, heat is taken in from inside your home and moved outdoors, resulting in cooling of the structure. In variable environments, the system may include a reversing valve that switches from heating in winter to cooling in summer season. By reversing the circulation of refrigerant, the heatpump refrigeration cycle is altered from cooling to heating or vice versa.

Free cooling systems can have really high performances, and are in some cases combined 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 heatpump is added-in because the storage serves as a heat sink when the system remains in cooling (instead of charging) mode, triggering the temperature to slowly increase throughout the cooling season. Some systems include an “economizer mode”, which is sometimes called a “free-cooling mode”. When economizing, the control system will open (totally or partially) the outside air damper and close (completely or partly) the return air damper.

When the outside air is cooler than the required cool air, this will permit the need to be fulfilled without utilizing the mechanical supply of cooling (generally chilled water or a direct expansion “DX” unit), thus saving energy. The control system can compare the temperature of the outdoors air vs.

In both cases, the outdoors air needs to be less energetic than the return air for the system to go into the economizer mode. Central, “all-air” air-conditioning systems (or plan systems) with a combined outdoor condenser/evaporator system are frequently set up in North American residences, offices, and public structures, but are difficult to retrofit (set up in a building that was not developed to get it) since of the large air ducts required.

An alternative to packaged systems is making use of different indoor and outdoor coils in split systems. Split systems are chosen and extensively utilized around the world other than in The United States and Canada. In The United States and Canada, divided systems are usually seen in residential applications, however they are getting appeal in small business structures.

The advantages of ductless a/c systems consist of easy setup, no ductwork, higher zonal control, versatility of control and quiet operation. [] In space conditioning, the duct losses can account for 30% of energy intake. Making use of minisplit can result in energy cost 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 units install inside the ceiling cavity, so that short lengths of duct manage air from the indoor unit to vents or diffusers around the rooms. Split systems are more effective and the footprint is normally smaller than the bundle systems.

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