High-Efficiency Mini-Split Systems

What is a Ductless Mini-Split System?

A mini-split system (often referred to as a ductless mini-split) provides a highly efficient and flexible way to heat and cool your property, especially in spaces that lack traditional ductwork. Unlike centralized HVAC, a mini-split AC unit consists of a compact outdoor condenser connected to one or more sleek, indoor air-handling units via a small conduit run through the wall.

This configuration makes a mini-split system the perfect solution for:

  • Garages, sunrooms, and home additions.
  • Older homes in Racine or Kenosha that rely on boilers or radiators and don't have ductwork.
  • Homes where specific rooms run hotter or colder than the rest of the house.

This innovative design allows our technicians to perform a quick mini split installation with minimal disruption to your walls or ceilings.

Mini-Split Installations by Keystone Heating & AC

The Key Advantages of a Mini-Split AC Unit

The reason the ductless air conditioner and heat pump market has grown so quickly is due to its superior efficiency, comfort, and security compared to conventional window units.

  • Exceptional Energy Efficiency and Savings: Modern mini-split systems, particularly the heat pump versions, are incredibly energy-efficient. Many models are ENERGY STAR® certified, ensuring smart heating and cooling that's easy on the budget and capable of converting energy into precise climate control.
  • Precision Temperature Zoning: The core benefit of a ductless mini-split is zoning. Each indoor unit is controlled separately, allowing one room to be cooled while another is heated (or turned off completely). You only condition the areas you use, giving you ultimate control over comfort and utility costs.
  • Heating and Cooling from One Unit: The main systems we install are advanced heat pumps. This means your mini-split AC can reverse its cycle in the winter to provide powerful, effective heat, eliminating the need for separate cooling and heating equipment in that zone.
  • Protected, Whisper-Quiet Operation: Unlike noisy, unsecured window units that create an easy entry point for pests or trespassers, mini-split systems are wall-mounted, quiet, and secure, providing soft, reliable cooling or warmth without compromising home safety.

Trusted Mini-Split Brands: Daikin and Mitsubishi

Daikin Mini-Split SystemsAt Keystone Heating & AC, we only install mini-split systems from brands that guarantee quality and long-term performance. We proudly specialize in leading systems from Daikin and Mitsubishi.

Daikin - Single Zone Heat Pumps
Our primary offering from Daikin is their advanced Single Zone Heat Pump lineup. These powerful systems are highly versatile, providing both exceptional cooling during the summer and reliable, efficient heat throughout the colder Kenosha and Racine winter months. Daikin is a world leader in air conditioning technology, providing reliable climate control you can trust!

Mitsubishi - Premium Ductless Solutions
We also install systems from Mitsubishi Electric, another industry leader known for producing high-quality ductless air conditioner products. Mitsubishi systems offer exceptional efficiency and whisper-quiet operation, making them a premium choice for precise temperature control in any area of your home or business!

Comprehensive Mini Split Installation and Service

Whether you are looking for a complete mini split installation for a new addition or just need reliable mini split service for your existing system, Keystone Heating & AC is the trusted local expert in Racine and Kenosha.

Our licensed technicians provide:

  • Professional Mini Split Installation: We size and install your mini-split system correctly for optimal efficiency and performance.
  • Mini Split Service & Repair: We offer scheduled mini split service to keep your unit running perfectly and prompt mini split AC repair when you need it most.

Contact us today at 262-554-1080 to schedule a consultation and find the perfect mini-split system for your space!