Best Heating & Cooling Experts for commercial hvac service Aberdeen, MD. Phone +1 410-879-9696. 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 complete home comfort solutions? The specialists at Blue Dot Services sell, install, and repair HVAC units of all makes and models. Get in touch with us today!
Commercial
HVAC Service
Commercial cooling and heating maintenance and repairs are unavoidable. At Blue Dot Services, we deliver an extensive variety of heating as well as cooling solutions to meet all of your commercial HVAC installation, replacement, repair, and routine maintenance demands.
Emergency
HVAC Service
Emergencies will and do occur, when they do, rest comfortably that our experts will be there for you! Blue Dot Services can easily offer emergency assistance at any time of the day or night. Don’t hesitate to contact us the minute an emergency occurs!


24 Hour Service
We deliver HVAC services 24 hours a day, 7 days a week, 365 days a year. Among our countless service options guarantees that your comfort requirements are fulfilled within your timespan and also even your most worrisome heating or air conditioner troubles will be resolved today. Your time is precious– and our experts will not keep you waiting!

25 YEARS EXPERIENCE
With over two decades of experience bringing our customer’s total satisfaction, Blue Dot Services is a leading provider of HVAC services. Serving homes and businesses within , we complete regular servicing, repairs and also new installations modified to your needs and budget requirements.
Testimonials
Contact Us
Blue Dot Services
125 Industry Ln, Forest Hill, MD 21050, United States
Telephone
+1 410-879-9696
Hours
Open 24 hours
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More About Aberdeen, MD
Aberdeen is a city located in Harford County, Maryland, United States, 26 miles (42 km) northeast of Baltimore.[4] The population was 14,959 at the 2010 United States Census. Aberdeen is the largest municipality in Harford County.
Aberdeen is part of the Baltimore-Towson Metropolitan Statistical Area (MSA), which is the 20th-largest United States metropolitan area. The nearest city to Aberdeen is Havre de Grace, 4.8 miles (7.7 km) to the northeast.
Room pressure can be either positive or negative with respect to outside the space. Favorable pressure occurs when there is more air being provided than tired, and is common to minimize the seepage of outside pollutants. Natural ventilation is a key element in lowering the spread of airborne health problems such as tuberculosis, the cold, influenza and meningitis.
Natural ventilation requires little upkeep and is affordable. An a/c system, or a standalone air conditioner, provides cooling and humidity control for all or part of a building. Air conditioned buildings often have sealed windows, due to the fact that open windows would work against the system planned to maintain constant indoor air conditions.
The portion of return air comprised of fresh air can normally be controlled 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 gotten rid of through radiation, convection, or conduction. Refrigeration conduction media such as water, air, ice, and chemicals are referred to as refrigerants.

It is essential that the cooling horse power suffices for the location being cooled. Underpowered cooling system will result in power waste and ineffective use. Sufficient horse power is needed for any a/c unit installed. The refrigeration cycle uses four vital components to cool. The system refrigerant begins its cycle in a gaseous state.
From there it enters a heat exchanger (sometimes 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 device) manages the refrigerant liquid to stream at the correct rate. The liquid refrigerant is returned to another heat exchanger where it is enabled to evaporate, hence the heat exchanger is typically called an evaporating coil or evaporator.
At the same time, heat is soaked up from inside and moved outdoors, resulting in cooling of the building. In variable climates, the system may include a reversing valve that changes from heating in winter season to cooling in summertime. By reversing the circulation of refrigerant, the heat pump refrigeration cycle is altered from cooling to heating or vice versa.
Free cooling systems can have extremely high efficiencies, and are sometimes integrated with seasonal thermal energy storage so that the cold of winter season can be used for summer a/c. 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 due to the fact that the storage acts as a heat sink when the system is in cooling (as opposed to charging) mode, triggering the temperature level to gradually increase during the cooling season. Some systems consist of an “economizer mode”, which is sometimes called a “free-cooling mode”. When saving money, the control system will open (fully or partly) 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 allow the demand to be fulfilled without utilizing the mechanical supply of cooling (normally cooled water or a direct growth “DX” system), therefore conserving energy. The control system can compare the temperature level of the outdoors 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 bundle systems) with a combined outside condenser/evaporator unit are typically installed in North American residences, workplaces, and public structures, but are hard to retrofit (install in a building that was not created to get it) because of the bulky duct needed.

An option to packaged systems is using different indoor and outdoor coils in split systems. Split systems are preferred and commonly utilized around the world except in North America. In The United States and Canada, split systems are most typically seen in domestic applications, however they are acquiring appeal in small business structures.
The benefits of ductless air conditioning systems consist of simple setup, no ductwork, greater zonal control, flexibility of control and peaceful operation. [] In area conditioning, the duct losses can represent 30% of energy consumption. Using minisplit can result in energy savings in area conditioning as there are no losses associated 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 unit to vents or diffusers around the rooms. Split systems are more efficient and the footprint is usually smaller sized than the bundle systems.
