Click on any of text under our offers to find out more information on that promotion. Save $3,000 on any 2 stage system. A 2 stage system can save you as much 60% on your cooling bill. We are proud of all our service members. Active and nonactive. Air Filtration The air inside your home can be up to 4 times as dirty as outside air. An air filtration system will clean as well as disinfect the air in your home. We understand that many of our seniors are on a fixed income.