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Fits in every home.
Place comfort exactly where you need it with our ductless mini-split options. Our DIY® series allows you total control over your HVAC and lets you save hundreds when you install the system yourself.
Designed for versatility.
Powerful and personalized heating and cooling for the whole home. An easy installation process paves the way for efficient and convenient interior climate control.
Ultimate efficiency, ultimate comfort.
Eco-friendly geothermal heating and cooling that offers exceptional energy savings and year-round comfort.
Absolute comfort in every room.
Efficient heating and cooling options designed with convenience in mind provide reliable, whole-home comfort.
Unmatched inverter technology.
Heating and cooling in one package offers a smoother installation, consistent performance, and enhanced temperature control throughout the whole home.
Refrigeration made easy.
Whether you’re building a custom walk-in or upgrading a compact space, our pro-grade systems deliver consistent cooling without the complexity.
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Blog posts
MRCOOL® DIY Installation Checklist: What to Prep Before Installing a Mini Split
Use this MRCOOL® DIY installation checklist to plan indoor/outdoor placement, line set routing, drainage, tools, and electrical readiness before installing a DIY mini split system.
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Top 10 Reasons Homeowners Choose MRCOOL® DIY in 2026
More homeowners want targeted comfort, clearer costs, and more control over timelines. This post explains 10 reasons MRCOOL® DIY fits how homes work now—and when a DIY, hybrid, or professional inst...
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Winter HVAC Tips: How to Use Your MRCOOL® Mini-Split for Reliable Comfort
Winter performance depends on settings, airflow, and basic upkeep. This guide explains how to run your MRCOOL® mini-split in HEAT mode, what defrost mode looks like, how to keep indoor/outdoor unit...
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