cost of building sprinkler system
Sprinkler System Average Costs. Small businesses or homeowners might spend a few thousand dollars to install a fire sprinkler system while large corporations could spend hundreds of thousands. The price depends on a variety of factors.1  A complete sprinkler system for new construction generally costs $1 to $2 per square foot including all equipment and installation. 2  Retrofitting an existing building is more expensive-usually about $2 to $7 per square foot.prinkler System Average Costs. Small businesses or homeowners might spend a few thousand dollars to install a fire sprinkler system while large corporations could spend hundreds of thousands. The price depends on a variety of factors.
1 For an average 2,200-square-foot home, expect to pay about $3,542. 2  For a 3,500-square-foot home, expect to pay about $5,635. 3  Fire sprinklers cost 1%-2% of the cost of a new home. 4  In already existing properties, sprinkler systems typically cost $2,000-$16,000. Communities with sprinkler ordinances typically charge permit and inspection fees. 2  Some communities have flat fees, and others base the fees on square footage or value of the house. 3  Typically, the permit costs are $50-$350, but some communities charge as high as $800 in permit fees.