Steady work and a new season

The season has turned, bringing cool evenings, warm days, and darker mornings. We stopped to talk with Jeff, JR, Troy and Tom this morning and it was strange to see them in coats and gloves after so many blistering hot days on this job. A soft mist hung over the meadow where the house stands.

The weeks until the […]

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Weather Delays

We’d hoped to be working on the foundation walls today, but weather and schedules haven’t aligned, so we wait…it’s not that we’re overly anxious, but really—a few consecutive sunny, dry days really would be helpful for anyone working outside these days! Though after nearly two years of more drought than rain, we’re generally happy with […]

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Lanesboro, Minnesota
Climate Zone 6 (cold/moist)
Latitude: 43° 44' 18'' N
Longitude: 91° 54' 48'' W

House Size

Net Treated Floor Area: 1,514 SF
Gross Square Footage (House only): 2,210 SF

Building Envelope

Roof: R-99
Wall: R-61
Ground: R-53

Windows & Doors

Glazing: U-0.10 BTU / hour / sq. ft.
Solar Heat Gain Coefficient (SHGC): 0.48”
Frame: U-0.19 BTU / hour / sq. ft.

Modeled Performance

Specific Primary Energy Demand (Source Energy Demand): 12.1 kBTU / sq. ft. / year

Specific Space Heat Demand: 7.0 kBTU/sq. ft. / year

Peak Heating Load: 7,047 BTU / hour

Space Cooling Demand: 0.44 kBTU / sq. ft. / year

Peak Cooling Load: 3,625 BTU / hour

Pressure Test Goal: Whole House Air Changes Per Hour (ACH) = 0.4 ACH 50


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