Nome County, Alaska

Home Building Efficiency Report

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US Climate Zone Map
8 – Subarctic/Arctic

Nome County, Alaska is located within the Subarctic/Arctic climate zone, which also has the designation of #8. The US Department of Energy has split the United States into eight zones to help in creating optimal building practices to achieve the most energy savings within homes.

A subarctic climate is defined as a region with 12,600 heating degree days (65° basis) or more. The only subarctic regions in the United States are in found Alaska.

Best Energy Saving Products

We've outlined a handful of building products that should be tailored for homes specifically in your Alaska county. We detail the recommendations, how to interpret them, and then some of the more popular brands that meet or exceed those energy-saving standards.

Windows in Nome County are expected to have a U-Factor of 0.3 or less. The lower the U-Factor value of a window, the better it is at keeping heat inside the home.

The expected Solar Heat Gain Coefficient (SHGC) of windows installed in Nome County should be equal to or less than 1. This value measures how well a product can resist unwanted solar heat gain, which is important in the warmer summer months.

Climate Zone Window U-Factor Skylight U-Factor Glazed SHGC Air Leakage
8 – Subarctic/Arctic
0.3 0.55 1 ≤5

Any new or replacement window will be better at preserving energy than an old leaky one. Double paned windows with argon gas are the most energy efficient, but also the most expensive.

Manufacturer Product Type Material Installation Price U-Factor* SHGC*
Renewal Casement, Double Hung, Awning, Bay, Gliding, Picture Vinyl Replacement 0.25-0.32 0.14-0.45
100 Series Casement, Double Hung, Awning, Gliding, Picture, Single Hung Composite New, Replacement 0.23-0.32 0.16-0.42
400 Series Casement, Double Hung, Awning, Bay, Gliding, Picture Wood Interior, Vinyl Exterior New, Replacement 0.24-0.32 0.16-0.6
A-Series Casement, Double Hung, Awning, Picture Wood Interior, Fiberglass Exterior New 0.29-0.32 0.15-0.3
Essential Casement, Double Hung, Awning, Picture, Glider Fiberglass New 0.25-0.44 0.18-0.54

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* Each product has various options that impact energy performance.