Chat with us, powered by LiveChat

Mini-Split Installation

Learn About

Mini-Split Installation

Green Box Mechanical provides the best Mini-Split installation and replacement services near Portland, Or with our local skilled craftsmen—experience superior Mini-Split installation and repair services at Green Box Mechanical.


First, you’ll set up an appointment by contacting us at Green Box Mechanical. Our HVAC technicians then meet you at your home or business to walk through the project. Part of this walkthrough will include getting appropriate measurements for the system being installed or replaced.

Our HVAC technicians are highly trained and experienced in the installation or replacement of Mini-Split systems. They can evaluate your home’s heating and cooling needs and then discuss with you the many options available to meet your budget. The primary consideration is the efficiency level of the system you would consider.

Afterward, we then discuss with you your specific needs to review system options. We finally prepare a quote for you to review providing pricing options so you are in control of your budget.

HOW DO I KNOW I NEED A NEW mini-split?

Like many appliances or cars, once the cost of constant repairs begins to be excessive, the cost of a new system makes more economic sense. In addition, new mini-split will likely be at much higher efficiency than older units which means you will save on monthly energy bills!

Bryant - AC, Furnace, Minisplit Portland, OR - Green Box Mechanical


We are proud to be a Bryant Dealer. We believe Bryant systems offer a great service history, many efficiency level options, and have a great warranty and life expectancy.

home sketch

WHAT DETERMINES Mini-split installation or replacment cost?

The primary difference in cost relates to the efficiency rating of the mini-split model you choose. The higher the efficiency, the more the mini-split costs but those upfront costs can be mitigated by the decrease in your monthly heating bill. Also, the locations of where you want the indoor heads to be placed.


When considering mini-split features for your HVAC system, several key factors should be evaluated. First, pay attention to the cooling and heating capacity of the unit to ensure it can effectively regulate the temperature in your desired space. Energy efficiency is paramount, so look for units with high SEER and HSPF ratings to minimize operating costs. Adjustable fan speeds and programmable timers offer customizable comfort and energy savings. Additionally, advanced features like Wi-Fi connectivity enable remote control, while inverter technology ensures quieter operation and precise temperature adjustments.

HVAC Minisplit install - Green Box Mechanical

Why a Mini-split?

With every type of system there are some pros and cons. Here are a few:


  1. Zoning: Mini-splits allow for individualized climate control in different rooms or zones, helping to save energy by only cooling or heating the spaces that are in use.
  2. Energy Efficiency: These systems are highly efficient due to inverter technology, which adjusts the compressor's speed to match the desired temperature, resulting in lower energy consumption.
  3. Flexibility: They are suitable for various applications, from residential homes to commercial spaces, and can be installed in places where ductwork might be impractical.
  4. Individualized Control: Each indoor unit can be controlled separately, allowing occupants to set different temperatures in different rooms according to their preferences.
  5. Quiet Operation: Mini-splits are often quieter than traditional HVAC systems, since the noisy compressor is located outside and the indoor units generate less noise.


  1. Aesthetic Impact: The indoor units are visible in the room and might not match every interior design, which could be a concern for some homeowners.
  2. Installation Challenges: Although easier than ducted systems, installing the indoor and outdoor units might still require professional assistance, especially for proper refrigerant handling.
  3. Maintenance: Regular cleaning of filters and occasional professional maintenance are necessary to ensure optimal performance and efficiency.
  4. Limited Cooling/Heating Capacity: Mini-splits might not be suitable for very large spaces or buildings with extensive cooling and heating needs.
  5. Dependency on Electricity: Since mini-splits are electrical systems, they rely on a stable power supply, which could be a concern during power outages.

All Bryant equipment has:

  • 10-year Bryant Red Shield Unit Replacement (covered by Bryant)
  • 1-year labor warranty (covered by Green Box Mechanical)
  • Lifetime heat exchanger warranty/20 years for standard efficiency units, on select modals
  • First year complimentary maintenance
  • Free removal and recycling of existing equipment

Learn More

Products Green Box Offers

As a Bryant Factory Authorized Dealer, we have the knowledge and expertise to install an energy-efficient mini-split that can potentially lower heating costs. Our HVAC Technicians are constantly training on the newest technology in the heating industry in Portland, OR.


Perfect for a home without ductwork or a newly converted space, our Preferred Series multi-zone heat pump might be the right choice for you.

Learn More

Preferred™ High Wall Indoor Unit

This versatile, Preferred Series High Wall indoor unit delivers deluxe comfort with four fan speeds and quiet sound operation.

Learn More
Bryant - AC, Furnace, Minisplit Portland, OR - Green Box Mechanical

Other Bryant products

As a Bryant Factory Authorized Dealer, Green Box Mechanical carries multiple types of Bryant products so we can have the perfect fit for your home

Learn More
more Comfort

Various Ways to Enhance Your Comfort

green dots


By filling out this form. You agree to our privacy policy and terms and conditions.

Thank you! We'll be in contact shortly!
Oops! Something went wrong while submitting the form. Please Try Again.

Ready to move forward?

Were just a call or click away. Send us a message today!
503-222-0555white dots
Read More

Latest News