1 Installing a standard boiler (80%-85% annual fuel utilization efficiency) typically costs about $2,500-$5,000 for a gas-fired model and $3,000-$6,500 for an oil-fired unit (generally used in areas without municipal gas lines).hat should be included: 1  Installing a standard boiler (80%-85% annual fuel utilization efficiency) typically costs about $2,500-$5,000 for a gas-fired model and $3,000-$6,500 for an oil-fired unit (generally used in areas without municipal gas lines).
Brookdale Hawthorn Lakes is a pet-friendly assisted living community located in Vernon Hills, Illinois. We are located near Big and Little Bear Lakes, both are favorite picnic destinations for our residents and their families. Our attentive staff members are available 24 hours a day to provide quality care in a comfortable environment.
Local information. We are located in the heart of Oak Brook/Oakbrook Terrace, close to popular attractions and just a short drive to downtown Chicago. You can catch a show at Drury Lane Theatre which is adjacent to our hotel or enjoy world-class shopping at Oakbrook Center which is just a few blocks from our hotel.