The fire sprinkler system price is a combination of prices from its components. This consists of sprinkler heads that cost $1 to $33 per piece, valves, and gauges that range from $9 to $55 a piece and of course the pumps and switches that cost almost $15 to $60 per piece.$720 per backflow. This includes the permit, the backflow and labor. If we have to add the cut off, or replace the risers, cost is increased at $95/hour plus parts. Irrigation installation: 1 zone – $1,000; 2+.Affordable Lawn Sprinklers did an excellent job installing our yard sprinkler system. I visited with the owner and he explained the process and the product and it has been installed and is functioning as described. The instillation took about 6 hours.In already existing properties, sprinkler systems typically cost ,000-$16,000. The low end of the range is for homes averaging 2,000 square feet in communities with fire sprinkler ordinances in place more than five years.Soo’s fire sprinkler system cost $12,000 – roughly the same as the split air-conditioning system he had installed. Installing a sprinkler system may not be affordable – or practical for everyone. Many.”When you switch to sprinklers, you don’t get that return flow,” Umpleby said. Within irrigation districts, conflicts over water between individual growers can be defused or resolved equitably because.The cost of a sprinkler system for a typical 1/4 acre residential lawn is $2,453. The overall system installation cost can range between $1,745 and $3,392 depending on the size of the area needing coverage and quality of the sprinkler system and its materials.This led to the activation of other overhead sprinklers which caused "heavy damage" to computer systems and other electronics.with Homewyse Lists For a basic project in zip code 47474 with 500 square feet, the cost to Install a Lawn Irrigation System starts at $1.55 – $2.45 per square foot*. actual costs will depend on job size, conditions, size options. To estimate costs for your project:On average, it costs about $2.32 per sprinklered square foot to install a commercial-grade fire sprinkler system. In some areas, prices may be as low as $1.70 per square foot. In expensive cities like San Francisco and New York, prices may be as high as $4 or $5 per square foot – depending on the nature of your unique project. Next Question.