Here the river flows through the Hells Canyon National Recreation Area and forms the boundary between Idaho and Oregon. The 652,488-acre recreation area includes the nearly 215,000-acre Wells Canyon Wilderness with the Snake River flowing through and adjacent to it.
According to Remodeling Magazine, a 200-square foot sunroom addition with footings and slabs-on-grade foundation can cost up to $70,000, while a survey conducted on HomeAdvisor.com found the average cost on sunroom additions ran around $16,315.
According to RemodelingMySpace.com, the average cost for a sunroom addition is generally between $12,000 and $70,000, compared to the cost of other types of room additions which cost between $30,000 and $80,000 on average.he overall cost depends on where you live, the size of the new sunroom and the features you desire. According to Remodeling Magazine, the average cost of a sunroom addition was $73,167 in 2009-10.