Of the brands that weve reviewed, Carrier offers the largest selection of very efficient products. The 5-7-1 warranty covers the parts and labor for 5 years, the compressor for 7 years, and the remote control system for 1 year. We dont recommend them. Like the Advantage Series, the DIY Smart Series is perfect for people looking for reliable units that can do both heat and cool rooms. Pioneer is a smaller company thats relatively new to the mini-split world. A cheap Lennox furnace? Cool doesnt carry the branding power or the weight of Mitsubishi, LG, or even Pioneer, theyre taking the mini-split world by storm for one reason. Unlike many products that make our homes comfortable to live in, homeowners dont generally shop for an air conditioner based on its appearance but on how well it does its job. Discerning home buyers will spot a cheap furnace and realize they are going to have to sink another $3,500 to $7,500 into a new one in the near future. In the winter, the cool air in your home is removed when the MRCOOL heat pump runs backward, pushing the colder air outside and making your home warmer. While the central AC unit costs you about $4 per day to operate, the MRCOOL systems average just under $1. While they offer a wide range of products, the 5000 Ductless Mini Split Heat Pump System is one of their best. FWIW, we recommend two-stage furnaces. Performance:Your options are two-stage and variable capacity gas furnaces. If you are in the market for a mini split to keep things cozy in your house or shop during the summer months, you have many options. We earn a commission from partner links on Forbes Home. This MRCOOL series comes at a great price! All HVAC contractors are screened, licensed, and insured. However, for smaller spaces, you can opt for the 9000 BTU version. Are MRCOOL mini split indoor and outdoor units any good for heating? Most of what you find are off-brands not worth considering. This compact handler runs on R410A refrigerant to help you stay comfortable throughout hot and cold climates.