Have a look at the rating tables for most finned-tube baseboard sold in North America and chances are you’ll see a footnote under the table that reads something like this: “Ratings are based on active fin length and include 15% heating effect factor.”
Danfoss’ OJ ETO2 Snow Melt controller offers an intelligent all-in-one control solution for ice and snow melting suitable for any application which uses hydronic or electric heating, including driveways, parking lots, sidewalks, stairs, ramps and bridges.