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.
If installed during new home construction, home fire sprinklers cost an average of $1.35 per square foot of sprinklered space, which is about what you'd pay for an upgrade in carpeting. The investment in your family's fire protection may be slightly lower or higher, depending on the location and complexity of the home.f installed during new home construction, home fire sprinklers cost an average of $1.35 per square foot of sprinklered space, which is about what you'd pay for an upgrade in carpeting. The investment in your family's fire protection may be slightly lower or higher, depending on the location and complexity of the home.