For a discussion. of the related concepts of entrepreneurial incentive, developerâs profit, contractorâs profit, profit, and project profit, see Appraisal Institute, The Appraisal of Real Estate, 13th ed.
According to the Fire Protection Research Organization's 2009 Fire Sprinkler Cost Assessment, sprinkler installation costs homebuilders $0.38-$3.66 per sprinklered square foot, with an average cost of $1.61 per sprinklered square foot. For an average 2,200-square-foot home, expect to pay about $3,542.
On average, sprinkler system installation costs $2,449, with most homeowners spending between $1,832 and $3,322. This data is based on actual project costs as reported by HomeAdvisor members.he second most important factor in the cost of your system is the quality of the pipe, sprinkler heads and timer system that you use. Sprinkler heads in particular get the most active use and so should be chosen well.