Mini Splits

St. Louis Mini-Split Services

Mini Split Experts Serving St. Charles and St. Louis Counties

Mini-split systems are designed to provide flexible heating and cooling options for specific rooms in your home. Whether you need to address the comfort of an existing room or plan for a new addition, these hyper-efficient units are often a great choice. With a mini-split system, you get comprehensive control over your home’s comfort, allowing for personalized temperature controls for each individual space.

At Budget Heating, Cooling & Plumbing, we can help you enjoy the versatility and efficiency of mini-split systems. Our experienced and licensed technicians can professionally install this equipment and set your home’s comfort up for success. We will walk you through how to make the most of your new system. Our team is also ready to assist with regular servicing and any necessary repairs.

Elevate your indoor comfort with our St. Louis mini-split services! Call (636) 689-6093 or contact us online to request a free equipment estimate.

Don’t Miss Out on These Savings!

  • $500 OFF Upgrade & Trade-In Offer

    CODE: TRADE. By trading in your old equipment and opting for an upgrade to a new system, you can enjoy savings of $500. Please note that this coupon cannot be combined with any other offer and its acceptance is subject to the discretion of the company.

  • $89 OFF Drain Cleaning for $377 (Mainline or Laundry Stack)

    CODE: STACK. Offer applicable for mainline or laundry stack cleaning. The regular price for the service is $466.80 To redeem this coupon, the service must be completed on the same day.

  • $200 Drain Cleaning

    CODE: DRAIN. Offer applicable for sink, toilet, or shower drain cleaning services only. The regular price is $274.80. To redeem this coupon, the service must be completed on the same day.

  • $150 OFF Water Softener Installation

    CODE: SOFTEN. Take $150 off the cost of the installation of a NorthStar 31,000 grain water softener, normally $2,375 for the non Wi-Fi enabled model. Wi-Fi enabled model can be installed for increased price.

  • $690 Healthy Climate Home Humidifier

    CODE: HUMID. Take $100 off a manual residential Healthy Climate whole home humidifier. Automatic models are not included in this promotion.

  • $40 OFF One-Time AC Clean & Check

    CODE: CLEAN. Save $40 on a one time residential AC only clean and check. Normally $149. Not part of any maintenance program or home warranty cleaning.

What Are Ductless Mini-Split Systems?

A mini-split system, also known as a ductless unit, does not require air ducts to operate. While a traditional air conditioning system distributes air throughout a home from a single unit, a mini-split indoor unit services a single room or area. Mini-split systems can be efficiently “zoned” to different areas of a home, providing precise temperature control tailored to individual preferences. 

Benefits of mini-split systems include:

  • More energy efficient than traditional air conditioners
  • Personalized comfort options
  • Fast and easy installations
  • Indoor air quality improvements
  • Saving space 
  • Easy to service

It often makes sense to install a mini-split unit in:

  • Garages. A ductless system allows you to control the temperature in your garage throughout the year.
  • Master bedrooms. In many home layouts, these are the furthest rooms from a central heating and cooling system, and comfort levels can suffer as a result.
  • Finished basements. Did you recently finish a basement? Sometimes, the lowest level of your home may be cooler than the rest of the home and require additional heat.
  • Attics and guest rooms. Similar to the basement, if you have a usable room on the upper level of your home, it may need more cool air then it is currently receiving.
  • Slab homes. Even without a basement, these types of homes may feature a larger sized air conditioner and/or furnace, but they can still lack sufficient heating and cooling.

What Is the Average Lifespan of a Ductless System in Missouri?

The average lifespan of a ductless mini-split system in Missouri typically ranges from 15 to 20 years, depending on factors like usage, maintenance, and environmental conditions. Regular maintenance plays an important role in extending the lifespan of these systems. Routine tasks, such as cleaning filters, checking refrigerant levels, and inspecting the outdoor unit for debris, can significantly enhance performance and durability.

Additionally, climate plays a pivotal role, as the varying seasonal temperatures in Missouri can affect how hard the system has to work. Systems that experience significant fluctuations in temperature may experience more wear and tear, potentially shortening their lifespan. By investing in quality installation and adhering to a strict maintenance schedule, you can help keep your mini-split system operating efficiently throughout its expected lifespan. Our St. Louis mini-split services include preventative maintenance programs designed to keep your system in top shape

How Do I Know If I Need a New Mini-Split?

As ductless mini-split systems age, their efficiency and performance may decline, leading to increased energy bills and reduced comfort levels. You must be vigilant about the signs that suggest a replacement might be necessary.

Signs you may need a new mini-split system include:

  • Increased energy bills. If you've noticed a significant spike in your energy bills without a corresponding increase in usage, your mini-split may be struggling to operate efficiently. Over time, wear and tear can lead to decreased performance, forcing the system to work harder to maintain the desired temperatures, resulting in higher energy costs. Repairs and maintenance can sometimes restore efficiency, but if your system is nearing the end of its expected service life, it may be time to replace it. 
  • Inconsistent temperature control. If certain rooms remain too hot or too cold despite your efforts to adjust the settings, your system may no longer be able to effectively regulate temperatures. This inconsistency can arise from malfunctioning components or an inadequate capacity to handle your space.
  • Excessive noise. While mini-split systems are generally quieter than traditional HVAC systems, unusual or loud noises can indicate problems. Grinding, squealing, or hissing sounds may suggest mechanical issues or failing parts that could require replacement.
  • Frequent repairs. Regularly scheduling repairs is a clear red flag that your current system may not be worth any additional investment. If you've had to call in technicians multiple times within a short period for repairs, it may be more cost-effective to replace the equipment altogether rather than continuously patching up an aging system.

Hear from our smiling customers

4.8 Google Rating from 5,500+ Homeowners
    Both my husband and I and Kids are most grateful!
    "Matt with budget heating and cooling came out to our home and found the problem, in less than 20 minutes, it seems like! He was extremely professional, and extremely knowledgeable of what was normal and what was not normal."
    - Virginia W.
    Wow! So cool, so quiet! I am LOVING it!!!! Thanks again Budget.
    "Great crew. Professional. They explained everything and were receptive to my input as well. Timely, cleaned after. Great job - I’m very thankful and recommend them highly!"
    - B.A.
    You can’t go wrong using Budget!
    "Matt arrived earlier than the expected time introduced himself and was quite pleasant."
    - Cassaundra P.
    Each and every person at Budget has been polite, professional & effective.
    "My new AC, coil and UV dehumidifier made an immediate & tangible improvement to air quality. Can’t believe the difference!!! Highly recommend"
    - Bridget T.
    Definitely 5 star service!
    "I'm astonished about how professional and experienced he was. Definitely 5 star service because he didn't want to walk in and out of my house while it was raining, he walked around the building.... Awesome job young man."
    - LaWanda D.
    Mr. Matt was courteous and didn’t waste time. Budget Heating, Cooling and Plumbing did a great job.
    "My service technician was able to fix some wires reconnect my Central Air starting from the furnace to the outside."
    - Janel S.
    I give both the gentleman two thumbs up and an A+ for their hard work.
    "Both guys went above and beyond to get my families house back up and running with the new system. I highly recommend using this company for your HVAC system for service or replacement."
    - David P.
    He was professional and courteous in every way.
    "If we have any further issues I won't hesitate to call them again!"
    - Michael M.

Common Types of Mini-Split Repairs We Can Perform

Like any mechanical system, mini-splits may require repairs to resolve issues between maintenance visits, especially as it ages. Understanding the common types of problems that this equipment can experience can help you know when you need to call in our team at Budget Heating, Cooling & Plumbing. 

Our HVAC professionals can efficiently diagnose and repair many common mini-split problems, including:

  • Refrigerant leaks. When the refrigerant level is low due to a leak, it can cause your system to lose its cooling or heating efficiency. Our team can locate the leak, repair any damaged components, and replenish the refrigerant to restore optimal performance.
  • Faulty thermostats. A malfunctioning thermostat can lead to inconsistent temperature regulation within the space. If your thermostat is not reading temperatures accurately or failing to communicate with your mini-split system, we can inspect, recalibrate, or replace the thermostat as necessary to restore proper control over the heating and cooling functions.
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How Many Rooms Can a Mini-Split System Heat or Cool?

Ductless mini-split systems are versatile solutions capable of heating or cooling multiple rooms, but the number of areas they can efficiently serve depends on several factors, including the system's design, its capacity, and the layout of your home. Generally, a single outdoor condenser unit can support multiple indoor air-handling units, often ranging from one to five indoor units, allowing for customized climate control in different rooms or zones.

The capacity of a mini-split system is measured in British thermal units (BTUs). To effectively determine how many rooms can be conditioned, you must assess the BTU requirements based on the size and function of each room. For example, a larger room with high ceilings or significant sun exposure may require a higher BTU rating than a smaller, insulated space. We typically recommend calculating the total BTU needs of all rooms combined so that the selected mini-split system can capably handle the cooling or heating load without overworking itself, which could diminish efficiency and equipment lifespan.

Note that zoning can be a major advantage of mini-split systems. Each indoor unit can be individually controlled, meaning that rooms not in use can be kept at a lower temperature or even turned off, which helps you conserve energy. The proper placement of indoor units is also crucial. They should be strategically installed to maximize airflow and achieve uniform temperature distribution throughout your home.

Our St. Louis mini-split services include personalized guidance during the installation planning process. We can help determine the BTU needs of your home, select the optimal placements for indoor units, and establish zones based on your home’s layout and your comfort preferences.  

Thinking about installing a mini-split system? Contact us online or call (636) 689-6093 to discuss your options today!

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