Top Rated Heating & Cooling Experts for commercial hvac preventive maintenance Fort Lee, VA. Dial +1 804-409-9159. 24 Hour Calls. Guaranteed Services – Low Prices.
What We Do?
Residential
HVAC Service
Are you looking for home heating and cooling services that are focused on home comfort remedies? The professionals at River City Heating & Air sell, install, and also repair HVAC units of all makes and models. Reach out to us today!
Commercial
HVAC Service
Commercial cooling and heating repairs are unavoidable. At River City Heating & Air, we supply an extensive array of heating as well as cooling solutions to meet each of your commercial HVAC installation, replacement, repair, and servicing needs.
Emergency
HVAC Service
Emergencies will and do occur, when they do, rest assured that our team will be there for you! River City Heating & Air can easily supply emergency assistance at any time of the day or night. Don’t hesitate to contact us the second an emergency occurs!
24 Hour Service
We provide HVAC services 24 hours a day, 7 days a week, 365 days a year. One of our various service options guarantees that your comfort demands are met within your timespan and that even your most worrisome heating and air conditioner problems will be solved today. Your time is valuable– and our experts will never keep you waiting!
25 YEARS EXPERIENCE
With over two decades of experience bringing our customer’s total satisfaction, River City Heating & Air is a top provider of HVAC services. Serving residential properties and businesses in , we complete routine servicing, repair work as well as new installations modified to your needs and budget requirements.
Testimonials
Contact Us
River City Heating & Air
6404 Mallory Dr, Richmond, VA 23226, United States
Telephone
+1 804-409-9159
Hours
Mon-Fri, 8am – 5pm
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More About Fort Lee, VA
Fort Lee, in Prince George County, Virginia, United States, is a United States Army post and headquarters of the United States Army Combined Arms Support Command (CASCOM)/ Sustainment Center of Excellence (SCoE), the U.S. Army Quartermaster School, the U.S. Army Ordnance School, The U.S. Army Transportation School, the Army Logistics University (ALU), Defense Contract Management Agency (DCMA), and the U.S. Defense Commissary Agency (DeCA).
Space pressure can be either positive or unfavorable with respect to outside the space. Positive pressure happens when there is more air being provided than exhausted, and prevails to minimize the seepage of outdoors contaminants. Natural ventilation is a key consider lowering the spread of air-borne diseases such as tuberculosis, the typical cold, influenza and meningitis.
Natural ventilation needs little upkeep and is low-cost. An a/c system, or a standalone air conditioning system, offers cooling and humidity control for all or part of a structure. Air conditioned buildings typically have sealed windows, since open windows would work against the system planned to preserve constant indoor air conditions.
The portion of return air made up of fresh air can typically be controlled by adjusting the opening of this vent. Typical fresh air intake has to do with 10%. [] Air conditioning and refrigeration are provided 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 essential that the a/c horsepower is adequate for the location being cooled. Underpowered air conditioning system will lead to power waste and ineffective use. Adequate horsepower is needed for any ac system set up. The refrigeration cycle uses 4 essential elements to cool. The system refrigerant starts 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 outside, cools, and condenses into its liquid stage. An (likewise called metering device) manages the refrigerant liquid to stream at the proper 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 process, heat is taken in from inside 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 to cooling in summer. 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 very high performances, and are often combined with seasonal thermal energy storage so that the cold of winter season can be utilized for summertime air conditioning. Common storage mediums are deep aquifers or a natural underground rock mass accessed through a cluster of small-diameter, heat-exchanger-equipped boreholes.
The heat pump is added-in since the storage functions as a heat sink when the system is in cooling (rather than charging) mode, causing the temperature to slowly increase during 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 (fully or partially) the outdoors air damper and close (totally or partly) the return air damper.
When the outside air is cooler than the required cool air, this will enable the demand to be fulfilled without utilizing the mechanical supply of cooling (normally cooled water or a direct growth “DX” unit), hence conserving energy. The control system can compare the temperature level of the outdoors air vs.
In both cases, the outdoors air should be less energetic than the return air for the system to go into the economizer mode. Central, “all-air” air-conditioning systems (or package systems) with a combined outside condenser/evaporator system are frequently set up in North American residences, workplaces, and public buildings, however are challenging to retrofit (install in a structure that was not designed to get it) due to the fact that of the bulky duct needed.
An alternative to packaged systems is making use of different indoor and outside coils in split systems. Split systems are preferred and widely utilized around the world except in North America. In North America, split systems are most often seen in domestic applications, but they are acquiring appeal in small commercial buildings.
The benefits of ductless cooling systems include easy setup, no ductwork, higher zonal control, flexibility of control and peaceful operation. [] In area conditioning, the duct losses can account for 30% of energy consumption. The usage of minisplit can lead to energy cost savings in area conditioning as there are no losses associated with ducting.
Indoor units with directional vents mount onto walls, suspended from ceilings, or suit the ceiling. Other indoor units mount inside the ceiling cavity, so that brief lengths of duct handle air from the indoor unit to vents or diffusers around the spaces. Split systems are more efficient and the footprint is typically smaller sized than the package systems.