Refrigeration Service in Stevensville, & Bitterroot Valley, Montana

Premium Refrigeration Solutions for Built-in Refrigerators


At M&L Heating & Cooling, Inc, we're your go-to experts for all your refrigeration needs in Stevensville and the Bitterroot Valley, Montana. With 30 years of experience, our qualified technicians work with a wide range of residential and commercial refrigeration systems. We can service all major brands and models of common refrigeration systems, from reach-in freezers and walk-in coolers to prep tables and display cases. 


Facing cooling issues or water leakage from your refrigerator? Reach out to us for immediate assistance. We don't restrict ourselves to just fixing problems, we also prevent them. Regular maintenance by our pros can extend the life of your equipment, reduce energy costs, and maintain food safety standards. Need to tune up your bar or wine refrigerator for peak efficiency? We can do that too. 

We understand that a malfunctioning refrigerator can be a huge inconvenience, especially if you run a restaurant. That's why we offer same-day or next-day service. 


Give us a call or drop a message for a no-obligation quote. 

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HOURS OF OPERATION

Mon - Sun
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Comprehensive Refrigeration Repair Services 

We offer a full spectrum of repair services to keep your refrigeration running like new. Our technicians are trained to diagnose and fix a wide range of issues, including:

Temperature Control Problems

 Faulty thermostats, refrigerant leaks, or clogged evaporator coils can cause inconsistent temperatures. We'll identify the culprit and restore proper cooling.

Unusual Noises

Strange sounds might indicate compressor problems, fan malfunctions, or loose components. We'll pinpoint the source and make the necessary repairs to ensure quiet operation.

Door Seal and Gasket Replacement

We make airtight seals to maintain temperatures and reduce energy waste

Fan Motor and Blade Services

We repair or replace motors and blades for optimal airflow.

Drain Line Clearing

We can help prevent blockages that can lead to water damage and mold growth.

Defrost System Malfunctions

Inefficient defrosting leads to ice buildup, impacting performance. Our team will diagnose and repair defrost components like timers, heaters, or drain lines.

Our goal is to get your refrigeration back to peak performance quickly. We'd be happy to answer any questions you may have.

Routine and Preventative Refrigeration Maintenance

Our refrigeration maintenance services are designed to keep your systems running without hiccups. Our maintenance checklist includes:

Coil Cleaning

We remove dust and grime from evaporator and condenser coils, boosting efficiency.

Filter Replacements

Clean filters mean better air quality and less strain on your compressor.

Refrigerant Level Checks

This helps ensure your system cools effectively without wasting energy.

Electrical System Inspections

We tighten connections and test components to prevent unexpected breakdowns.

Lubrication

Moving parts like fan motors and door hinges need regular lubrication to operate smoothly.

Defrost Cycle Optimization

Proper defrosting prevents ice buildup, a common cause of cooling inefficiency.

Gasket Inspections

Our team will check for tears or gaps that could let warm air in, making your system work harder.

Temperature Monitoring

We use advanced tools to calibrate controls to maintain precise temperatures, critical for food safety.

Drain Line Flushing

Clear drains prevent water damage and mold growth, which is common in high-humidity environments.

Keep Refrigeration Issues at Bay

If you already don't have a reliable refrigeration service provider on your speed dial, it's about time you do. Our HVAC experts bring 30 years of expertise to your doorstep. Our all-inclusive refrigeration services are designed to keep your cooling system in top shape and your mind at ease. Our technicians are trained to follow all the necessary safety protocols and regulations to ensure all our services are up to code. 


Reach out to us today for more details.

FREQUENTLY ASKED QUESTIONS

  • How do I know when my refrigeration system needs professional service rather than basic maintenance?

    If your refrigeration system struggles to maintain consistent temperatures, runs continuously, makes unusual noises, or causes product spoilage, it’s likely beyond routine maintenance. These symptoms often indicate refrigerant leaks, failing compressors, airflow restrictions, or control issues. M&L Heating & Cooling, Inc performs in-depth diagnostics to identify underlying problems early, preventing downtime, inventory loss, and costly emergency repairs that basic cleaning alone cannot resolve.

  • Why is temperature inconsistency a serious issue for commercial refrigeration?

    Temperature fluctuations can compromise food safety, product quality, and regulatory compliance. Even minor variations can lead to bacterial growth, shortened shelf life, or failed health inspections. Many businesses underestimate how worn components or sensor issues cause uneven cooling. Professional refrigeration service ensures precise calibration, proper airflow, and consistent operation, helping businesses in the Bitterroot Valley protect inventory, meet safety standards, and avoid financial losses.

  • How often should commercial refrigeration systems be serviced?

    Most commercial refrigeration systems should be professionally serviced at least twice per year, though high-use environments may require quarterly inspections. Regular service helps identify worn parts, refrigerant issues, and efficiency losses before failures occur. Preventive maintenance by M&L Heating & Cooling, Inc reduces emergency breakdowns, extends equipment lifespan, and keeps systems operating efficiently during peak demand periods common in restaurants, grocery stores, and food service operations.

  • Can delayed refrigeration repairs increase operating costs?

    Yes, delaying repairs often leads to significantly higher operating costs. A malfunctioning system may overwork compressors, increase energy consumption, and strain electrical components. Small issues like dirty coils or refrigerant imbalances can escalate into major failures if ignored. Timely refrigeration service restores efficiency, reduces energy waste, and prevents expensive component replacements, making early intervention far more cost-effective than reactive repairs.

  • What are the hidden signs of refrigerant leaks?

    Refrigerant leaks are not always obvious. Signs may include rising energy bills, longer run times, ice buildup, inconsistent cooling, or warm spots inside units. Leaks can also harm the environment and violate regulations. M&L Heating & Cooling, Inc uses specialized tools to detect leaks accurately, ensuring proper refrigerant levels are restored safely while protecting system performance and regulatory compliance.

  • How does poor refrigeration maintenance impact food safety compliance?

    Improperly maintained refrigeration systems risk failing health inspections due to temperature instability or unsanitary conditions caused by condensation and mold. Regulators expect consistent cooling and reliable equipment performance. Routine professional service helps ensure compliance with food safety standards, protects your business reputation, and minimizes the risk of fines or forced closures due to equipment-related violations.

  • Is it normal for refrigeration systems to run constantly?

    While refrigeration systems cycle frequently, constant operation often signals a problem. Causes may include dirty condenser coils, failing fans, poor insulation, or refrigerant issues. Continuous operation increases wear and shortens equipment lifespan. Professional service identifies and corrects inefficiencies, restoring proper cycling and reducing strain on critical components while improving overall system reliability.

  • How does refrigeration service improve energy efficiency?

    Refrigeration systems account for a significant portion of commercial energy use. Over time, dirt buildup, worn components, and improper settings reduce efficiency. Professional service includes cleaning coils, calibrating controls, checking airflow, and optimizing refrigerant levels. These adjustments help systems cool faster, cycle properly, and consume less energy—lowering utility bills while supporting sustainable business operations.

  • Can refrigeration problems damage stored products even if temperatures seem acceptable?

    Yes. Even when average temperatures appear correct, localized warm spots, humidity issues, or short cycling can damage products. These hidden problems often go unnoticed until spoilage occurs. M&L Heating & Cooling, Inc evaluates entire system performance, not just thermostat readings, ensuring uniform cooling and protecting sensitive inventory from gradual, unseen degradation.

  • What role do compressors play in refrigeration system failures?

    The compressor is the heart of a refrigeration system, and failures are often costly. Issues like overheating, electrical stress, or low refrigerant can cause premature compressor damage. Regular professional service helps detect early warning signs and prevent catastrophic failure. Protecting the compressor through maintenance is far less expensive than emergency replacement and system downtime.

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.

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

Eileen R.

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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.