Mini-Split Ductless Heat Pumps from Custom Air Systems Inc Help you Manage Warm Summers and Cold Winters in Port St. Lucie

Whether you are looking for comfort boost in one room, or up to four different rooms, Custom Air Systems Inc in Port St. Lucie has a mini-split heat pump to meet your needs. Our mini-split heat pumps from Lennox® supply suberbly efficient and super quiet performance year after year.

Their ductless design erases the possibility of difficult installation problems or costly modifications in the future. What’s more, their efficient, all-in-one heating and cooling system makes sure your home is comfortable all year long. Find out more about our mini-split heat pump offering.

MLA Mini-Split Heat Pump

Even at the coolest temperatures, the MLA can add coziness to sunrooms, add-on rooms and other ductless spaces. This mini-split heat pump can produce efficient warmth on even the chilliest day, heating in temperatures as low as -22°F. The MLA is easy to set up because it uses a compact indoor and outdoor unit linked through a small hole in your wall. With indoor operating noise as soft as a whisper, you might barely notice it’s there. This ENERGY STAR®-certified mini-split heat pump also features:

  • Efficiency ratings up to 24.50 SEER and 11.50 HSPF1—keeping you comfortable while also potentially keeping energy bills low.
  • Advanced inverter technology provides steady comfort and efficiency.
  • Multi-room support—One outdoor unit can power four indoor areas, adding a customizable heating and cooling solution for your whole home.
  • Smart control with a wireless remote or wall-mounted thermostat.
  • Simple, secure installation provides protection against insects, weather and theft, when compared to window units.
  • 7-Year Limited Warranty on compressor.2
  • 5-Year Limited Warranty on remaining covered components.2
  • Additional savings—This heat pump’s energy efficiency may entitle you to additional rebates. Contact Custom Air Systems Inc for more details.
MLA Mini-Split
Price Guide: $$
Efficiency Rating (SEER): Up to 24.50
Efficiency Rating (HSPF): Up to 11.50

MPB Mini-Split Heat Pump

The MPB is a great solution for adding comfort to places without ductwork, like sunrooms or add-on rooms. This mini-split heat pump gives accurate temperature control through digital inverter technology. The technology provides the smallest variations in temperature—and possibly more savings on energy costs. Installation is fast and simple, since the MPB’s space-saving outdoor and indoor units are joined through a small hole in the wall. This ENERGY STAR® mini-split system also features:

  • Efficiency ratings up to 24.50 SEER and 11.50 HSPF1—May lower energy expenses while keeping you toasty in the winter and cool in the summer.
  • Advanced inverter technology gives precise, nearly silent comfort.
  • Multi-room support—Gives you the power to build a full heating and cooling system, as an individual outdoor unit works with up to five individual indoor areas.
  • Smart control with a wireless remote or wall-mounted thermostat.
  • Simple, secure installation guards against insects, weather and theft, when compared to window units.
  • 7-Year Limited Warranty on compressor.2
  • 5-Year Limited Warranty on remaining covered components.2
  • Additional savings—This heat pump’s energy efficiency may entitle you to additional rebates. Call Custom Air Systems Inc for more details.
MPB Lennox Mini-Split
Price Guide: $$
Efficiency Rating (SEER): Up to 24.50
Efficiency Rating (HSPF): Up to 11.50

If you want service for your mini-split heat pump or need a new unit, Custom Air Systems Inc in Port St. Lucie is ready to serve you. Call us at 772-247-2283 or schedule an appointment with us using our online scheduler.


1 The cooling efficiency rating for heat pumps is Seasonal Energy Efficiency Ratio, or SEER. The heating rating is Heating Seasonal Performance Factor, or HSPF. The higher the SEER and HSPF, the better the energy performance, and the more you save.

2 Covered components including the compressor may be eligible to receive a 12-year limited warranty. Online equipment registration at www.lennoxregistration.com is required within 60 days of installation (except in California and Quebec) or the Lennox® base warranty will apply. Applies to residential applications only. See actual warranty certificate for details.

Note: Due to Lennox’s ongoing commitment to quality, specifications and ratings are subject to change without notice