Air Conditioning Service in Stevensville, & Bitterroot Valley, Montana

Your Trusted Partner for Complete AC Care


Our team of NATE-certified technicians can service, repair, and install all types of air conditioning systems for both residential and commercial applications. Apart from basic services, you can also request system calibration, duct cleaning, refrigerant recharge, and more. 


Our seasoned AC technicians combine deep industry knowledge with cutting-edge technology to deliver exceptional results. We actively invest in the latest technologies, equipping our technicians with state-of-the-art diagnostic tools to stay ahead of the curve. Our proactive maintenance programs help you steer clear of AC issues that can lead to expensive, time-consuming repairs.

We believe premium  AC services  don't have to cost a premium. We provide a comprehensive rate card detailing the costs associated with both spare parts and our various  AC services. The rate card gives you a complete overview of the potential costs upfront, avoiding any surprises later. Furthermore, it allows you to compare different service options and choose the one that best suits your needs and budget.


Stay worry-free this summer with unparalleled  AC services  by M&L Heating & Cooling, Inc. Book your appointment today.

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HOURS OF OPERATION

Mon - Sun
-

Service Inclusions

  • Install & uninstall
  • Comprehensive maintenance 
  • Tune-up
  • Deep cleaning with jet spray
  • AC filter replacement
  • Leak detection
  • Thermostat repair and replacement
  • Electrical testing
  • Safety inspection

Can't find what you are looking for? Drop a message or call to discuss your requirements.

Why Choose Our Air Conditioning Service?

Expert Technicians

Our team consists of certified and experienced technicians who are well-versed in handling all types of air conditioning systems. They ensure top-notch service and reliable solutions.

Prompt Response

We understand the urgency of air conditioning issues, especially during hot seasons. Our swift response time ensures your system is up and running as quickly as possible.

Comprehensive Services

From installation and tune-ups to emergency repairs, we offer a full spectrum of air conditioning services to meet all your needs under one roof.

Energy Efficiency

We focus on optimizing your system's performance to enhance energy efficiency, which can lead to lower utility bills and a reduced environmental footprint.

Transparent Pricing

Our pricing structure is simple and straightforward, with no hidden fees. You'll receive a clear estimate before any work begins. Get a free, no-obligation quote from us anytime.

Customer Satisfaction

Your satisfaction is our priority. We tailor our services to meet your specific needs, ensuring you receive the best possible care and attention. Our commitment to excellence is reflected in the positive feedback from our loyal customers.

Expertise, Quality, and a Customer-focused Approach

With nearly three decades in the industry, our team has faced and overcome countless challenges. We've seen it all and learned from every experience. Searing summers and fluctuating temperatures challenge us to deliver reliable, energy-efficient AC solutions year after year. Our ethos is rooted in integrity, dedication, and continuous improvement. 


Our team, led by seasoned technician duo Michael Johnson and Levi McConnell, makes sure you benefit from the latest advancements. When you partner with M&L Heating & Cooling, Inc, you become part of our extended family - and we'll treat your comfort needs as our own.


Give us a call today to explore our full range of air conditioning services.

FREQUENTLY ASKED QUESTIONS

  • How often should I schedule air conditioning maintenance?

    Regular maintenance is essential to keep your AC running efficiently. For most systems, scheduling professional maintenance at least once a year, ideally before the cooling season, helps prevent unexpected breakdowns, extends equipment lifespan, and improves energy efficiency. During maintenance, technicians inspect refrigerant levels, clean coils, check airflow, and identify early signs of wear or potential issues. This proactive approach saves money, reduces emergency repairs, and ensures reliable cooling when temperatures spike in Stevensville and the Bitterroot Valley.

  • What are the signs my air conditioner needs repair?

    Several indicators suggest your AC may need professional attention. These include unusual noises, uneven cooling, increased energy bills, frequent cycling, or leaks around the unit. Ignoring these signs can lead to more extensive damage and costly repairs. A certified technician can accurately diagnose the problem, recommend solutions, and prevent minor issues from escalating. Prompt repairs also improve indoor comfort and air quality, ensuring your system operates efficiently throughout the heat-intensive summer months in Stevensville and the Bitterroot Valley.

  • Is it better to repair or replace an old air conditioner?

    Deciding between repair or replacement depends on factors like system age, repair costs, energy efficiency, and overall performance. AC units older than 10–15 years may have outdated components and lower efficiency, making replacement a cost-effective choice. Frequent repairs can add up and reduce reliability. A technician from M&L Heating & Cooling can assess your unit’s condition, estimate energy savings with a modern system, and recommend the best solution tailored to your home, lifestyle, and budget.

  • How can I improve my AC’s energy efficiency?

    Improving energy efficiency saves money and reduces strain on your system. Key strategies include regular filter changes, sealing ductwork, installing a programmable thermostat, keeping vents unobstructed, and scheduling routine professional maintenance. Upgrading to a high-efficiency system can also reduce monthly energy costs significantly. Our technicians in Stevensville and the Bitterroot Valley evaluate your home, provide tailored recommendations, and ensure your system is optimized for maximum performance, longevity, and comfort during peak summer temperatures.

  • What is the importance of refrigerant levels in my AC?

    Refrigerant is vital for heat transfer, keeping your home cool. Low or imbalanced refrigerant levels can reduce cooling capacity, strain the compressor, and increase energy consumption. Overcharging can also damage components. Professional technicians accurately measure, adjust, or replace refrigerant to meet manufacturer specifications. M&L Heating & Cooling ensures safe handling and proper disposal of old refrigerants, maintaining efficiency, preventing environmental harm, and extending your system’s life in Stevensville and throughout the Bitterroot Valley.

  • How do I prevent my AC from freezing during operation?

    Freezing can occur due to dirty filters, low refrigerant, blocked airflow, or malfunctioning components. Ice buildup reduces efficiency and may damage the system. Regular maintenance, including coil cleaning, airflow inspection, and refrigerant checks, prevents freezing. Running the AC with appropriate temperature settings and ensuring vents are unobstructed also helps. M&L Heating & Cooling technicians educate homeowners on proper usage and inspect units for early warning signs, ensuring your air conditioner delivers uninterrupted, efficient cooling throughout Stevensville and the Bitterroot Valley.

  • Are there hidden benefits to regular AC maintenance?

    Beyond energy savings and consistent cooling, regular maintenance improves indoor air quality, reduces allergens, prevents unexpected breakdowns, and prolongs equipment lifespan. Technicians detect issues before they become costly repairs and optimize system performance. Well-maintained AC units also operate quietly and maintain stable humidity levels, enhancing comfort. M&L Heating & Cooling emphasizes comprehensive inspections, offering peace of mind to homeowners in Stevensville and the Bitterroot Valley while protecting their investment and ensuring reliable, year-round performance.

  • What is the best temperature setting for my AC?

    Optimal temperature balances comfort and energy efficiency. Most experts recommend around 78°F during summer when at home, and higher when away. Lower settings don’t cool faster but increase energy use and strain the system. Using programmable thermostats allows automatic adjustments, maintaining comfort while lowering bills. M&L Heating & Cooling can help select, install, and program thermostats tailored to your lifestyle, ensuring consistent cooling, cost savings, and efficient AC operation in Stevensville and the Bitterroot Valley.

  • Can I clean my AC system myself?

    Basic cleaning, like replacing filters and keeping vents clear, is safe and recommended. However, coils, condensate drains, ductwork, and refrigerant handling require professional training. Improper DIY cleaning can cause leaks, system damage, or decreased efficiency. M&L Heating & Cooling technicians provide thorough cleaning, diagnostics, and adjustments, ensuring optimal performance and longevity. Investing in professional care prevents costly mistakes, protects your home, and keeps your AC operating efficiently throughout Stevensville and the Bitterroot Valley.

  • How do I know if my AC is properly sized for my home?

    An AC’s size affects comfort, efficiency, and longevity. Units too small struggle to cool, running constantly, while oversized systems short-cycle, reducing efficiency and increasing wear. A proper load calculation considers square footage, insulation, window exposure, and climate. M&L Heating & Cooling evaluates your home’s cooling needs and recommends correctly sized systems, ensuring even temperature distribution, energy efficiency, and reliable operation for homes throughout Stevensville and the Bitterroot Valley.

client testimonials

Timely work performed on the installation of two mini splits in our rental property. No waste of materials. Would and will be using M&L again.

SweetL.

All new heating system installed into an older house and newer addition, cut in new vents and ran all new duct work. They cleaned up behind themselves as they worked and left no trace at the end of each day. They will be returning to add an additional unit upstairs. Highly recommend.

Noah D.

Fixed my wall heater. Showed up on time and took thier tech about 5 minutes to figure out the problem and fix it. Spent the rest of his time cleaning and servicing the unit while he was there. Would recommend.

John B.

M & L put in whole house steam humidifier on our existing gas furnace. It has been working very well.

Jack T.

.

Service response was very prompt, friendly and knowledgeable. Excellent service overall.

Eileen R.

.

As a general contractor i appreciate Mike's attention to detail and knowledge of his craft. Ive worked with M and L Heating and cooling on 12 houses now and am extremely satisfied with his work. They are the only heating and air conditioning company Ill use.

David M.

Timely work performed on the installation of two mini splits in our rental property. No waste of materials. Would and will be using M&L again.

SweetL.

Timely work performed on the installation of two mini splits in our rental property. No waste of materials. Would and will be using M&L again.

SweetL.

All new heating system installed into an older house and newer addition, cut in new vents and ran all new duct work. They cleaned up behind themselves as they worked and left no trace at the end of each day. They will be returning to add an additional unit upstairs. Highly recommend.

Noah D.

Fixed my wall heater. Showed up on time and took thier tech about 5 minutes to figure out the problem and fix it. Spent the rest of his time cleaning and servicing the unit while he was there. Would recommend.

John B.

M & L put in whole house steam humidifier on our existing gas furnace. It has been working very well.

Jack T.

.

Service response was very prompt, friendly and knowledgeable. Excellent service overall.

Eileen R.

.

As a general contractor i appreciate Mike's attention to detail and knowledge of his craft. Ive worked with M and L Heating and cooling on 12 houses now and am extremely satisfied with his work. They are the only heating and air conditioning company Ill use.

David M.

Timely work performed on the installation of two mini splits in our rental property. No waste of materials. Would and will be using M&L again.

SweetL.

All new heating system installed into an older house and newer addition, cut in new vents and ran all new duct work. They cleaned up behind themselves as they worked and left no trace at the end of each day. They will be returning to add an additional unit upstairs. Highly recommend.

Noah D.