What should be included: 1  Installing a standard boiler (80%-85% annual fuel utilization efficiency) typically costs about $2,500-$5,000 for a gas-fired model and $3,000-$6,500 for an oil-fired unit (generally used in areas without municipal gas lines).hat should be included: 1  Installing a standard boiler (80%-85% annual fuel utilization efficiency) typically costs about $2,500-$5,000 for a gas-fired model and $3,000-$6,500 for an oil-fired unit (generally used in areas without municipal gas lines).
Brookings County, South Dakota. Brookings County is a county located in the U.S. state of South Dakota. As of the 2010 census, the population was 31,965, making it the fifth-most populous county in South Dakota. Its county seat is Brookings. The county was created in 1862 and organized in 1871.
Union County, South Dakota. Union County, created in 1862, organized in 1862, was originally named Cole County for Austin Cole, who was a member of the first Territorial Legislature. Two years later, the boundaries were rearranged and the name changed to Union because of sentiment for the Union side of the civil war. The county seat is located in Elk Point, and it also includes the communities of Alcester, Beresford, Dakota Dunes, Jefferson, & North Sioux City.