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.
Theyâre not expensive! The average costs for a fire sprinkler system are as follows: 1  A complete fire sprinkler system integrated into a new construction project costs about $1 â 2 per square foot. 2  This includes equipment and installation. 3  Retrofitting an existing building usually costs between $2 â 7 per square foot. Retrofitting an existing building usually costs between $2 â 7 per square foot. 2  Retrofitting a high rise building will run you about $2 â 4 per square foot. 3  Installing a fire sprinkler in a historic building can sometimes be more expensive â up to $10 per square foot.