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2 Story Trued to Utility Bills

Quick Info
File Name: 2StoryTruedToUtilityBills.tpg
File Size: 420 KB
Date Posted: 1/21/2004
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General Description:

This sample project is a two story colonial located in Green Bay, WI. The home contains 1800 square foot of conditioned space heated by an older furnace. The envelope contains no wall insulation, single pane windows and has recorded a blower door reading of 2200 CFM @ 50 Pa. Utility records show a pattern of high energy usage (over 2000 therms/ year for heating). A utility bill analysis has been performed for both electric and natural gas. The furnace and the majority of the ductwork are located in the basement. The home is centrally cooled with a 3 ton split system installed in 1985.

The thermostat has been set to 68F as the occupied heating temperature and is set back to 60F for 14 hours per day. The occupied cooling temperature is set to 72F with setbacks to 85F for 12 hours per day.

Hot water is produced by a direct fired, natural gas, 40 gallon hot water heater. Appliances include a clothes washer, electric dryer, electric oven and range, two refrigerators (an older refrigerator is located in the basement).

Improvements include: a high efficiency furnace replacement, a cooling system replacement, air sealing, dense pack cellulose in all exterior walls, addition of 10" of cellulose in attic over existing fiberglass, refrigerator replacement, window replacement and an full heating system conversion to a high efficiency boiler with an indirect tank for domestic hot water.

Packages Included:

"Insulation & Air Sealing Only" – Dense pack insulation in walls, 10" additional cellulose insulation in attic, air sealing (reduction from 2200CFM to 1500CFM).

"Savings from Windows Only" – Includes window replacement and infiltration reduction associated with window replacement (estimated 500 CFM reduction)

"All Measures, Furnace option" – Includes a new furnace and all other measures including air sealing, insulation, windows, refrigerator replacement.

"All Measures, Boiler option, no windows" – Include a new boiler, DHW zoned off boiler and all other measures EXCEPT windows.