During the heating season, we recommend a setting that is comfortable for your household. Once your thermostat is set, the best policy is to leave it alone. Raising the thermostat as little as 2 ° F may cause the supplementary heat to come on, thereby increasing your energy usage. Although night setback is recommended during the winter for most types of heating systems, to save energy and reduce costs, it is not generally recommended for a heat pump unless a programmable thermostat designed expressly for a heat pump is used. When you have a heat pump, and raise the house temperature in the morning, the supplementary heat may come on using more electricity than you save during the night. Reduce the thermostat temperature setting for weekend trips or vacations during the heating season.
Tuesday, August 20, 2013
Tuesday, August 13, 2013
What Are Some Ways to Help Control My Heating and Cooling Costs?
Once the thermostat is set, it should be left alone. However, programmable thermostats are commonly installed on systems to setback the house temperatures while you are away from your home. The air filters inside the system need to be checked, cleaned, or changed each month. The outdoor fan should not be covered or obstructed, so it can receive proper air flow. Precision Tune Up checks should be performed which include refrigerant level checks, indoor/outdoor coil inspections (cleaning, if needed) and duct inspections. Duct inspections are very important. A poorly performing duct system can cause air comfort problems, high utility bills, and could become hazardous. We can measure your entire system's performance and show you how to get the most out of your heating and cooling system.
Thursday, August 8, 2013
Why Should I Invest in a 13 SEER or Higher Unit?
- 13 SEER or higher units are 20% to 50% more efficient than 10 SEER units, saving you energy dollars through every season of the year.
- They are much quieter than 10 SEER units, which makes your home a more pleasant place to live.
- They have a 5 to 10 year compressor warranty and up to five years full parts, labor, materials and freon warranty, which ensures that the costs to run this unit are low. (Ask your contractor for details)
- They are built better and have a much nicer fit and finish.
- 13 SEER or higher units are fitted with much better controls and protective devices to protect the unit if a problem occurs (bad power, refrigerant loss, etc.)
- 13 SEER or higher units have a new high tech scroll compressor which is extremely reliable and provides warmer feeling heat.
- They have a 5 minute time-delay to keep heat from turning on and off during storms, or if someone is tampering with the thermostat.
- They have commercial grade service valves to keep service costs down and equipment life high.
- They have compressor sound and fan insulation systems that are attractive and significantly reduce the sound of the outdoor unit.
- They have a much better blower than the standard system which enhances performance and comfort.
- They have an expansion valve that adjusts the refrigerant flow which allows the unit to provide a higher level of comfort and better humidity control.
- 13 SEER or higher units have an accumulator which catches extra refrigerant and helps protect the compressor.
- And lastly, the Department of Energy says so!! Oh yeah! In January 2006, the DOE is raised the minimum cooling efficiency on residential air conditioners and heat pumps to 13 SEER from its older minimum of 10 SEER. Questions? Ask a Sales Consultant.
Thursday, August 1, 2013
Is The Heat Pump An Economical Or Expensive Way Of Heating And Cooling, And How Does It Operate?
A heat pump may actually provide more than three units of heat for each unit of electricity used. If a kilowatt-hour of heat is needed for comfort, it can be supplied by a one thousand-watt electric heater. To provide the same amount of heat the heat pump might use as little as 330 watts in an hour. This is a ratio of three to one. The ratio is referred to as the Coefficient of Performance (COP). Electric resistance heaters have a COP of 1 because they are using electricity to create heat. A heat pump moves heat from the outside to the inside of the home and vice versa, not using energy to create heat. We recommend. a COP of at least 1.8 at standard test conditions of 17 ° F dry bulb and 15 ° F wet bulb.
I am sure that explanation was as clear as mud. Let's look at it this way. Gas and fuel oil prices are going through the roof. It looks like the heat pump is becoming a better option.
Friday, July 19, 2013
Mitsubishi Lossnary Energy Recovery Ventilators
Friday, July 5, 2013
Commercial Department
The Commercial Department of Howell's Heating & Air Conditioning consists of three sales engineers, one field supervisor, one contract administrator, and eleven field crews. We have been doing a wide range of commercial design build, plan & spec work in central Virginia since 1970. New and renovation projects include restaurant work, retail stores, grocery stores, schools, motels, and hotels. The Commercial Department is fully computerized. Howell's sales engineers use computers to design system layouts and our on-site fabrication shop uses computers to produce metal and fiberglass duct work and fittings. Our service staff can provide preventative and full service maintenance for the life of the building. Our objective is not to simply get jobs, but to develop customers. Many of our clients have been repeat customers over the years and that is something we have learned not to take lightly.
If you have further questions for the commercial department then please contact us at (804) 798-1371.
Thursday, June 27, 2013
Product Feature: Water Furnace Versatec Ultra Series - 16.2 EER / 3.6 COP
The Versatec Ultra series represents a significant improvement in the commercial water source heat pump (wshp). The product features high efficiency with industry leading standard options in a compact cabinet suitable for both retrofit and new construction applications. It is also designed to provide optimum performance and flexibility in both water loop and geothermal applications. The Versatec Ultra series is Energy Star rated and exceeds ASHRAE 90.1 efficiencies, while utilizing environmentally friendly R410A refrigerant. This product was designed to adhere to the footprint of lower efficiency legacy equipment while operating at the high efficiencies of today's technology. The Versatec Ultra is available in a wide selection of capacities (009-070 kBtuh output), cabinet sizes, and an array of factory installed options to offer unmatched application flexibility.
This unit is only available with a commercial warranty.
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