Tingley Home Services HVAC company installs mini-splits in Natick, MA, and offers a wide range of ductless options. You have the choice of cooling only or both heating and cooling. Mini-split systems are highly energy-efficient. Many of them have ENERGY STAR certification, which may make you eligible for various energy incentives. There are a wide range of advanced features to choose from as well. These include high MERV air filtration, programmable thermostats, dry mode, and more.