General treatment. For many common forms of interstitial keratitis, corneal inflammation represents primarily an immune response rather than an active infection. Therefore, treatment of the corneal manifestations may often occur independently or in parallel to the treatment of its underlying systemic cause.
On average, sprinkler system installation costs $2,457, with most homeowners spending between $1,832 and $3,329. This data is based on actual project costs as reported by HomeAdvisor members.
1 For an average 2,200-square-foot home, expect to pay about $3,542. For a 3,500-square-foot home, expect to pay about $5,635.  Fire sprinklers cost 1%-2% of the cost of a new home. In already existing properties, sprinkler systems typically cost $2,000-$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.