Ductless No ductwork??? No problem!!! Our line of ductless split units can help heat and cool your home quietly and efficiently. Lennox Ductless MHK1 MHY MHZ MXZ Products Site MapFurnaces Air Conditioners Heat Pumps Boilers Ductless Air Conditioners Geothermal Thermostats & Controls Indoor Air Quality Replacement Filters Get An Estimate Name* First Name* Last Name Address* Street Address* City* Zip Code* Phone*Email* When is the best time to call?*Project Description*EmailThis field is for validation purposes and should be left unchanged.