Aspen Homes of Colorado Energy Features:
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Foundation:
Conditioned crawlspace with R-13 fiberglass batt insulation
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Wall Construction:
2x4 @ 16" o.c.
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Wall Insulation:
R-15 blown fiberglass cavity insulation plus R-5 foam board sheathing
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Rim Joist Insulation:
R-13 fiberglass batt plus R-5 foam sheathing
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Roof Construction:
Trusses @ 24" o.c.
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Ceiling Insulation:
R-38 blown cellulose
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Windows:
Low-e, argon-filled vinyl; U-0.32; SHGC 0.25
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HVAC:
92 AFUE gas furnace, no mechanical cooling
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Ducts:
All supply ducts in conditioned space; 95% return ducts in conditioned space
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Water Heating:
82 AFUE tankless gas
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Lighting:
45% fluorescent (3% dedicated fluorescent fixtures)
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Appliances:
ENERGY STAR dishwasher
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Duct Leakage Test:
10 CFM to exterior at 25 Pa; 58 CFM total at 25 Pa
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Blower Door Test:
3.1 ACH50
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HERS Index:
60
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Innovative Features: Programmable thermostat; PEX
manifold plumbing system