Tuesday, December 3, 2013

We are often asked the question of WHY Geothermal Systems are preferable to traditional HVAC Systems when the initial prices are drastically higher than the construction of traditional systems. Here are environmental and economical reasons why Geothermal Systems are superior...


Free and renewable source of stored energy from the ground.
Savings from 30-70% for heating, cooling, and hot water
Quiet and Enhanced Comfort
Reliable 25 yrs and Environmentally Friendly lowest CO2 emissions

Operating unit inside and heat exchanger loop is underground…no external compressor
Low operating and maintenance cost 25% to 50% less than conventional system.
GSHP are among the quietest ever designed…similar to a refrigerator in sound.
Geothermal has no flame, no flue, no odors, and no danger of fire or fumes and a long life.

Natural dehumidification
Heat one zone or room and cool the other at the same time.
Less space for equipment – more space for offices or storage.
Geothermal systems deliver "even" space conditioning year round.

You can get heating, cooling, and domestic hot water, three important benefits from a single compact unit.
Dependable, Reliable, Long Service Life
HDPE pipe warranties of 50+ years in US. In Europe 100+ years. Same pipe used for natural gas delivered to homes
No boiler or cooling tower unless excessive heating or cooling required
Significantly reduce full time maintenance staff and eliminate boiler maintenance
Eliminate chemical and other costs associated with the prevention of scaling and bacterial growth
Eliminate year-round tower operation that requires a lot of expense especially during the colder weather months
Low source energy use and low air pollutant emissions- green technology


Delivered Cost
($/MBTU)
Cost Relative to Ground-Source
Savings Using Ground Source
Natural Gas
(AFUE = 95%)
$1.20 / Therm
12.63
2.5
60%
Propane
(AFUE = 95%)
$2.00 / gal.
22.88
4.6
78%
Fuel Oil
(AFUE = 95%)
$3.00 / gal.
22.56
4.5
78%
Electric
(Eff. = 100%)
$0.06 / kWh
17.58
3.5
71%
ASHP
(HSPF = 6.8)
$0.06 / kWh
8.82
1.8
43%
GSHP
(COPa = 3.5)
$0.06 / kWh
5.02
1.0
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