The one I went with, the 2nd, higher efficiency, option is affordable and can be compared to option 1 simply because of a massive rebate from the manufacturer. Our state is also offering a rebate things balance out.
Originally Posted by vangoghsear
I like the environmental angle too.
Originally Posted by jcnycarch
$72 heating for this example.
Input of city, i.e. Baltimore ... program selects the Cooling and Heating Degree Days (HDD).
One must be responsible for determining program inputs,
whether it be their knowledge of utility rates or determining Old & New equipment ratings.
One always has the option of asking here, i.e. jcnyarch
Heating equipment size deserves thoughtful consideration.
If electric rate is $0.12 /kW versus $0.10/kw used in the example, add 20%.
One can use HVAC OP COST calculator for their situation to estimate $$$ in < 3 minutes. (Attachment)
AND one should NOT get into a lengthy a evaluation period on accuracy.
Obviously, the yearly variations in weather (CDD & HDDs) may have more to do with cost difference
than some of the equipment parameters.
Whoever ( US Air Conditioning Distributors) wrote HVAC OP COST program
provides a valuable, Quick service for reasonable decision making
IF ones uses the program properly. ( ... Disclaimer).
It's Not Rocket Science, But It is SCIENCE
with "Some Art". ___ ___ K EEP I T S IMPLE & S INCERE
Define the Building Envelope and Perform a Detailed Load Calc: It's ALL About Windows and Make-up Air Requirements. Know Your Equipment Capabilities
This is very helpful! I was wondering if there was a website like this. Baltimore is very close as I'm in N. VA.
Originally Posted by dan sw fl