Franklin County, Ohio

Home Building Efficiency Report

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US Climate Zone Map
5A – Cool Humid

Franklin County, Ohio is located within the Cool Humid climate zone, which also has the designation of #5A. 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 cold climate is defined as a region with between 5,400 and 9,000 heating degree days (65°F basis).

Best Energy Saving Products

We've outlined a handful of building products that should be tailored for homes specifically in your Ohio 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 Franklin 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 Franklin County should be equal to or less than 0.4. 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
5A – Cool Humid
0.3 0.55 0.4 ≤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*
Essential Casement, Double Hung, Awning, Picture, Glider Fiberglass New 0.25-0.44 0.18-0.54
200 Series Hung, Picture, Gliding Wood Interior, Vinyl Exterior New 0.28-0.34 0.16-0.53
Lifestyle Casement, Double Hung, Picture, Awning Wood Interior New 0.29- 0.27-
350 Series Casement, Double Hung, Single Hung, Awning, Sliding Vinyl New 0.24-0.29 0.14-0.41
W-2500 Casement, Awning, Double Hung, Fixed Wood, Clad-Wood New, Replacement 0.24-0.47 0.17-0.6

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* Each product has various options that impact energy performance.