CT ZERO ENERGY CHALLENGE
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2010-2011 CT ZEC SITE
CT ZEC HOME
Connecticut Energy Efficiency Fund
Old Newtown Builders LLC Old Newtown Builders LLC and Greentech Energy Solutions
Applicant: Jim Donnelly
Project Address:  911 Candlewood Lake Rd. South,
New Milford, CT
Bdrms./Sq. Footage: 4 BD, 4482 sq ft
Builder Website: oldnewtownbuilders.com
Project Photos: View Project Photos
Final HERS Rating for this Home: 37
Builder Bio Builder Bio Project Overview
Building Information
Conditioned Area (sq. ft.) 4600 4482
Bedrooms 4 4
Housing Type (single family, multi-family, attached, detached, etc.) SF/Detached SF/Detached
Thermal
Insulation
Slab Floors R-7.5 R-5
Foundation Walls R-10 R-10
Frame Floors R-35
Foam & Fiberglass
R-40
Spray Foam
Walls R-23 SIP/
R-23 Stud Walls
R-42
SIPS
Vaulted Ceiling R-40 SIP/
R-35 Spray Foam
R-50
Spray Foam
Flat Ceiling R-38 Foam, Cellulose & Wool R-38
Cellulose
Windows:
U-Value .34 .31
SHGC .29 .33
Mechanical
Space Heating (primary only) Geothermal Geothermal
Efficiency (HSPF, COP, etc.) COP 3.5 COP 4.4
AC Efficiency Geothermal Geothermal
Efficiency (SEER, EER) 18.6 EER 18.5 EER
Water Heating Solar/Geothermal Solar/Electric
Efficiency (EF) 1.0 0.99
Ventilation HRV HRV
Flow Rate 82 CFM 82 CFM
Infiltration Rate 3.2 ACH50 3.2 ACH50
Renewables
PV N/A N/A
Solar Thermal (DHW, space heating, etc.) DHW DHW & Space Heating
Other (specify) N/A N/A
Annual Energy Use (MMMBtu/Yr)
Heating 46.8/$2736 18.2/$1065
Cooling 5.9/$344 4.2/$244
Water Heating 11.7/$687 0/$0
Lighting & Appliances 41.4/$2168 36.1/$1907
Photovoltalics N/A N/A
TOTAL 105.8/$5935 58.5/$3216
Final HERS Rating 100 43
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