Klaus & Sons Heating & Air Conditioning has the Packaged Unit You Need for Year-Round Comfort Ask around and people will say they could use more space in their homes. Klaus & Sons Heating & Air Conditioning in Upland has a streamlined answer for you: a packaged HVAC system. Affording comfortable indoor air month after month, a packaged system was created to contain the components of a traditional split system into one compact cabinet. Plus, it’s a snap to install in practically any residence, positioned outside your home or fitted to your roof. The unit allows you to use more of your indoor space! When shopping for any kind of HVAC system, people rank energy efficiency at the top of their must-have benefits list. With energy ratings as high as 15.00 SEER* and 8.00 HSPF,** our packaged units have what people want. In fact, our Dave Lennox Signature® Collection units are all ENERGY STAR® qualified. Klaus & Sons Heating & Air Conditioning has the ideal packaged system for your wish list and your budget. Explore our options. Dave Lennox Signature® Collection ELITE® Series MERIT® Series Klaus & Sons Heating & Air Conditioning in Upland is here for you, whether you’re shopping for a new packaged unit or require an expert to service your existing system. Book your appointment online today or call us at 909-982-5698 to see how we can serve you. *SEER, or Seasonal Energy Efficiency Ratio, measures the cooling efficiency of your air conditioner or heat pump. A higher SEER rating means greater energy efficiency and more savings for you and the environment. **HSPF, or Heating Seasonal Performance Factor, measures the heating efficiency of your heat pump. A higher HSPF rating means greater energy efficiency, more savings and is better for the environment.