The geothermal heat pumps utilize heat from the Earth to warmth and cool your home. And this is what makes it different from the air-source form of heat pumps. But even so, they are both all-electric and can match with either an air handler or gas heater. And if you are interested with geothermal heat pumps, you may ask, “Is Geothermal Heat Pump a good choice? Are there any things I should know before buying a geothermal heat pump? What are the secrets on how to buy Geothermal Heat Pump?” As an answer, you have to consider vital points and options when buying one. What are these options and points? You’ll get to know it as you read up to the very end.
Consideration 1: How is Geothermal Heat Pump designed?
It comprises of three or four fundamental parts, here are the designs:
Three-piece design – you have the ground heat exchanger loop, the indoor unit, and the ventilation work.
Four-piece design – you have the ground heat exchanger loop, a blower segment, an air handler, and ventilation work.
There are two essential warmth exchanger ground loop fields. Both have the purpose to generate heat from or expel heat to the Earth.
Water source – it uses water pumps, refrigerant-to-water heat exchangers, and tubing covered in the ground.
Direct Geoexchange – places directly the copper refrigerant into the ground. It is said to be more effective as it only needs less heat exchanger loop field.
Consideration 2: Types of Heat Pumps
All systems of heat pumps require experts who can decide the correct size and right item for your home and atmosphere.
- Air-Source Heat Pumps – most usually utilized pumps. It has 2 sections, the indoor and outdoor heat pumps. A refrigerant, which flows between the two units through the tubing, ingests and discharges heat as it moves forward and backward. A new one can decrease your warming expenses by around 50% over electric heaters and baseboard radiators. They additionally dehumidify superior to standard focal air control systems, so your home will be more convenient.
- Split-Ductless Heat Pumps – it has an open-air blower/condenser and one to four indoor air handlers. The calm indoor units are placed high on a divider or the roof and are worked by remote control. Moreover, it does not require ventilation work, so they are reasonable for single-room augmentations or homes without pipes. Smaller splits likewise maintain a strategic distance from the energy lost related to ductwork, which can represent more than 30 percent of a home’s vitality utilization for space molding. Additionally, they offer structure adaptability.
- Geothermal Heat Pumps – These types of pumps move heat through a progression of channels covered vertically or on a level plane in outdoor loops. The pipes hold 50 – 60 °F of water resolution. Then, it is circled in and out of your home. It also manages your home’s humidity.
In contrast with other heat pumps system, Geothermal Heat Pumps can diminish your home’s energy consumption by 25 – 50%. Not only that, but it is also good for extreme climates, more silent, low maintenance, and long-term quality. On the other hand, it isn’t handy for little parcels and certain dirt conditions, and the establishment is expensive.
Consideration 3: Things to Know
The efficiency of the Energy
How to know your heat pumps’ efficiency? First, we should know the energy efficiency for the Air-Source and Split-Ductless Heat Pumps. The Seasonal Energy Efficiency Ratio gives certain measurements for the cooling efficiency of the heat pumps. For the new units, the minimum standard is 13 SEER. That is for the homes in Midwest, Northeast, Pacific Northwest, and the Mountain States. The rest of the homes that are not included in those areas, the standard should be 14 SEER. As for the warming effectiveness, the Heating Seasonal Performance Factor is the one to do the measurements. For all units, the standard given is 7.7.
Thus, to think in general, the hotter atmospheres, a higher SEER is progressively significant, yet in colder atmospheres, a higher HSPF is better. As per the American Council for an Energy-Efficient Economy, you ought to consider purchasing a heat pump that is in any event 15 SEER and 8.5 HSPF. The most proficient standard of pumps is 18 to 27.5 SEER and 8.5 to 12.5 HSPF.
Next is for the Geothermal Heat Pumps. The Energy Efficiency Ratio does the measuring of its cooling efficiency. And the Coefficient of Performance measures warming effectiveness. In light of sort, the government EER essentials are 17.1 to 21.1 and the COP essentials are 3.1 to 4.1.
Regularly, the system’s expense depends on its rating. Thus, is rating is higher, so does its cost. You can spend a few thousand dollars more for a progressively proficient heat pump. But still, it can be contingent on where you live.
Size is likewise significant. In the event that a heat pump is undersized or larger than average, it won’t operate effectively and will only increase your bills. What’s more, your home may not feel great. A unit that is too enormous will cost progressively forthright and will cycle on and off too often, making it short-lived.
For this, you need to consult someone with expertise in this field. The one who can utilize Air Conditioning Contractors of America (ACCA) Manual J computation – it is for deciding the correct size. The count contemplates your home’s establishment, wall thicknesses, protection esteems, windows, air filtration and so on.
Tax Credits and Rebates
A few states and utilities offer credits and discounts on geothermal systems, and littler government credits and utility refunds are accessible for other pumps, as well. Visit the governmentally supported NC Clean Energy Technology Center’s site for a state-by-state rundown of accessible motivating incentives.
For instance, if by any chance, you have purchased an Energy Star-ensured geothermal heat pump by on the end of 2016, you are qualified for a 30% government expense credit on the buy. Check the sites of the Internal Revenue Service and the Department of Energy for more subtleties.
Things to Remember
Until you make your house as energy-efficient as necessary, do not purchase another heat pump. That will enable you to purchase a cheaper and smaller system.
Consideration 4: Boosting Your Geothermal Heat Pump’s Efficiency
Of course, before you buy a geothermal heat pump, you should know how to boost its efficiency beforehand. Before buying, you have to know how it works and how to operate. Unless its energy efficiency is boosted, any heat pump will not work well. Likewise, it will not give as much yearly energy reserve funds as it should. Thus, before you purchase a heat pump, do as follows:
- Your room and walls should have more insulation.
- Have more weather stripping on your doors. And add caulk wrapped on your windows.
- All through your home, manage your duct work.
- Your storage and storerooms should have more insulation.
- Programmable indoor regulators can spare you 10 percent every year on your power bills. Thus, install and set programmable indoor regulators to consequently bring down the temperature during the evening in the cooler months and raise it in the hotter months. And change the temperature while you are away.
Consideration 5: The Pros and the Cons of Geothermal Heat Pumps
1. It operates similar to a refrigerator.
Your refrigerator expels heat from its inside and moves it to your kitchen. A geothermal heat pump utilizes a similar rule, yet it moves heat starting from the ground to your home or the other way around through long loops of underground pipes loaded up with fluid.During the warming season, the fluid pulls heat starting from the ground and conveys it to the geothermal warming and cooling unit and afterward into the refrigerant curls, where the warmth is appropriated through a constrained air or hydronic framework.
During the cooling season, the procedure keeps running backward. The pump expels heat from your home and moves it to the earth. Numerous units can give local heated water too. A geothermal heat pump is tremendously more effective than regular warming systems since it doesn’t burn fuel to generate heat. It just moves existing warmth starting with one spot then onto the next. What’s more, since temperatures underground remain a generally consistent 50F all year, it requires significantly less power to cool your home than customary Air Conditioner or air-source heat pumps, which use outside air as an exchange medium.
2. Startling Costs.
Directly speaking, having a geothermal heat pump is costly. It costs $10,000 to $30,000 contingent upon the conditions of your ground, plot size, setup, site availability and the measure of burrowing and boring required. For a run of the mill 2,000-sq. ft. home, a geothermal retrofit ranges from $10,000 to $20,000. It may require ventilation work changes alongside broad removal. In another home, establishment expenses would be on the lower end. All things considered, a geothermal framework will cost around 40% over a customary HVAC framework. Recovering these expenses through power reserve funds could take as meager as four years or up to 15 years relying upon utility rates and the expense of the establishment.
3. It has positive sides.
Cheaper operating costs. A geothermal heat pump will promptly spare you 30-60% on your warming and 20-50% on your cooling costs over regular warming and cooling frameworks.
It is environmentally friendly. A geothermal heat pump has no on-location ignition and accordingly no outflows of carbon dioxide, carbon monoxide or other ozone-depleting substances. Nor are there any ignition-related security or air quality issues inside the house.
Can be installed in any situation (retrofit or new). In any case, it’s significantly more costly in retrofits requiring ventilation work alterations.
Quieter system. There’s no uproarious outside blower or fan making it more silent than other heat pumps.
Low maintenance yet Long term. The indoor parts regularly last around 25 years and over 50 years for the ground loop. It has less moving parts and it has protection from outside components, equating to less maintenance.
4. Not only the cost. It has more negative sides.
- You can’t do it yourself. Measuring, plan, and establishment require experts’ skill for the most effective framework.
- Still moderately new, so there are fewer installers and less challenge which is the reason costs stay high.
- The establishment is exceptionally troublesome to the scene and may not be conceivable in certain areas. Substantial boring or burrowing hardware will smash your prize landscapes.
5. Loop types affect the cost.
The most common loop is the three-closed loop. There is likewise a less common open-loop framework that circulates the water or water from a well through the framework and returns it to the ground through a release pipe. The best type, circle length, and plan for a specific home rely upon an assortment of components, for example, atmosphere, soil conditions, accessible land, required warming and cooling burden, and neighborhood establishment costs at the site.
The Bottom Line
No matter what type of heat pumps you will use, seeing whether this certain pump is directly for your house, and is significant. Some costs accompany this warming and cooling strategy that should be a piece of your budgetary contemplation.
Knowing the key considerations before buying can save you money and efforts. For instance, a geothermal heat pump can save you a lot of money in energy costs while helping the earth. That is why you will be enticed to buy one right away. In any case, consider its cost since it is expensive to install that you will be enticed to overlook the entire thing. But even so, you can be a wise buyer if you consider and look through any points and considerations before taking action.