Home Services Product & Services Order Parts & Filters Maintenance Agreements View Shopping Cart Savings Calculator Southern Tier Customers Syracuse Customers Our Customers Say... 4/1/2008 "I must say that Lincoln and Andy are truly shinning examples of what Isaac stands for, anything that could have happened did, any other company would have postponed the work, these guys were exceptional....they maintained their professional demeanor in pretty lousy conditions.  If you have a gold star system, Lincoln and Andy deserve 5 stars each!  I can't express enough how impressed I was with these guys.  They truly make Isaac 'the company'.  I will use no other and will recommend you to anyone I know who can use your gold star service. Well done!"  - Chancellor I.,   Rochester

Savings Calculator Find out how much you can save by upgrading your current furnace to a newer, more efficient model. Simply answer the following questions and click the "Calculate" button to see approximate savings based on the climate and operating conditions of Rochester, NY. How large is your home in square feet?   What is the age of your current furnace? Less Than 5 Years Old 90% Less Than 5 Years Old 80% 5 - 10 Years Old 10 - 15 Years Old Over 15 Years Old   What is the Efficiency (AFUE) of the new furnace you would like to upgrade to? 80% 90% 94%   What do you think the increase in the cost of natural gas will be in the future? (percentage increase per year) 0.0% 2.5% 5.0% 7.5% 10.0%   *Operating costs and cost savings calculations are approximate and based on 6,600 annual heating degree days, a 70 degree winter design temperature, and RG&E published rates for natural gas plus delivery charges, commodity charges and gross revenue surcharges. Actual results may vary depending on usage and other variables out of our control. A heating degree day is any day that has an average daily temperature below 65 degrees F. Each degree below 65 degrees F is considered one degree day. For example, if a day's average daily temperature is 60 degrees F, that is equivalent to 5 degree days. **Electrical savings based on running constant fan for air circulation and cleaning and an electric rate of $.12 per kilowatt.