(406) 672-9150
facebook
google
Menu

Big Sky Heating and Cooling

MERV rating

What Is a MERV Rating?

, , , , , , , , , , , , , , , , , , , , , , , , , , , , , 0

Indoor air quality significantly affects health, comfort, and energy efficiency. One critical but often overlooked factor in maintaining clean air is the MERV rating of your HVAC filter. Many homeowners and commercial property managers underestimate how this rating impacts respiratory health, system performance, and long-term energy costs.

At Big Sky Heating and Cooling Systems Inc. in Park City, MT, we help clients optimize HVAC systems, ensuring the right filter is used for maximum efficiency and protection. This comprehensive guide explains what a MERV rating is, why it matters, how to choose the right rating for your system, and practical strategies for maintaining peak performance year-round.

What Is a MERV Rating?

MERV stands for Minimum Efficiency Reporting Value, a standard established by the American Society of Heating, Refrigerating, and Air-Conditioning Engineers (ASHRAE). The rating measures a filter’s ability to capture airborne particles of varying sizes.

MERV ratings range from 1 to 20:

  • MERV 1–4: Basic filtration; captures large particles such as dust, lint, and pollen.
  • MERV 5–8: Medium efficiency; captures mold spores, pet dander, and smaller dust particles.
  • MERV 9–12: Superior residential filtration; traps fine dust, dust mite debris, and some bacteria.
  • MERV 13–16: High-efficiency filtration; captures smoke, bacteria, pollen, and airborne viruses.
  • MERV 17–20: HEPA-level filtration; used in hospitals, cleanrooms, and high-sensitivity environments.

A higher MERV rating does not always mean “better” for every system. While it improves filtration, it may restrict airflow if your HVAC unit isn’t designed for high-resistance filters.

Why MERV Ratings Matter

Choosing the right MERV rating impacts more than just air quality.

  1. Improved Air Quality
    Higher-rated filters capture finer particles such as pollen, smoke, and microscopic dust, making indoor air cleaner and safer.
  2. Health Benefits
    Proper filtration reduces allergens, asthma triggers, and airborne pathogens, promoting overall respiratory health.
  3. HVAC Efficiency
    Filters that are too restrictive can reduce airflow, forcing your system to work harder. The right MERV rating ensures your system runs efficiently.
  4. Energy Savings
    A properly rated filter balances filtration and airflow, reducing energy consumption and lowering utility bills.
  5. Equipment Longevity
    Clean air reduces buildup on coils, fans, and ductwork, preventing wear and tear and extending the lifespan of your HVAC system.

How MERV Ratings Are Tested

The ASHRAE 52.2 standard evaluates filter efficiency based on particle capture in three size ranges:

  • E1 (0.3–1.0 microns): Smoke, bacteria, viruses
  • E2 (1.0–3.0 microns): Dust, mold spores, pet dander
    E3 (3.0–10 microns): Pollen, dust mites, lint

Filters are tested to determine the percentage of particles they capture in each size category. For example, a MERV 8 filter captures 70–85% of E3 particles, while a MERV 13 filter captures over 90% of E2 and E3 particles.

How to Choose the Right MERV Rating

Selecting the proper MERV rating requires balancing filtration efficiency with system airflow. Consider the following factors:

  1. HVAC System Compatibility
    High-MERV filters can restrict airflow in older or low-capacity systems. Always check manufacturer guidelines before upgrading.
  2. Health Needs
    Homes with allergy or asthma sufferers benefit from MERV 11–13 filters, which capture fine allergens and dust.
  3. Environmental Factors
    High-pollen areas, urban pollution, or smoke-prone regions may require MERV 13–16 for optimal indoor air quality.
  4. Maintenance Commitment
    Higher-MERV filters often require more frequent replacement to maintain efficiency.
  5. Residential vs Commercial Settings
  • Residential: Typically, MERV 7–13 is sufficient.
  • Commercial/Medical: MERV 13–16 or higher may be required to meet safety standards.

Pro Tip: Consult a professional at Big Sky Heating and Cooling Systems Inc to ensure the MERV rating is appropriate for your system and environment.

Benefits of Using Proper MERV Ratings

  • Cleaner Indoor Air: Reduces exposure to dust, allergens, mold spores, and pathogens.
  • Healthier Living Environment: Supports respiratory health and overall well-being.
  • Energy Efficiency: Proper filtration minimizes system strain, lowering energy bills.
  • Extended Equipment Lifespan: Reduces wear on HVAC components by preventing dust buildup.
  • Compliance: High-MERV filters help meet regulatory indoor air quality requirements in commercial buildings.

Common Misconceptions About MERV Ratings

  1. Higher MERV is Always Better: Excessively high ratings can restrict airflow and reduce HVAC efficiency.
  2. All Filters Are the Same: Filter construction, materials, and design impact performance, even at the same MERV rating.
  3. Replacement isn’t Important: Filters lose efficiency over time; regular replacement is critical.
  4. One Filter Fits All Needs: Different areas may benefit from different MERV ratings depending on activity levels and environmental factors.
  5. MERV Ratings Measure Airflow: MERV only measures particle-capture efficiency, not airflow performance.

Maintaining Your HVAC System with Proper MERV Filters

  • Replace Filters Regularly: Typically every 1–3 months, depending on usage, environment, and MERV rating.
  • Schedule Professional Inspections: Ensure your system can handle higher-MERV filters without restricting airflow.
  • Use Air Quality Monitors: Track improvements after filter upgrades.
  • Balance Filtration and Airflow: Avoid overloading the system with high-MERV filters if it isn’t designed for them.
  • Upgrade When Necessary: For homes with high contamination or health concerns, professional HVAC upgrades may be required for optimal performance.

Residential vs Commercial MERV Ratings

  • Residential Homes: MERV 7–13 is usually sufficient for healthy indoor air quality.
  • Commercial Buildings: MERV 13–16 filters are commonly used in offices, hospitals, and high-traffic environments.
  • High-Risk Areas: MERV 11–13 or higher may be needed in areas prone to smoke, construction dust, or airborne allergens.

Big Sky Heating and Cooling Systems Inc. provides guidance to ensure the right MERV rating for both homes and commercial spaces.

Conclusion

A MERV rating is a key factor in indoor air quality, HVAC efficiency, and overall system performance. Selecting the right rating improves air quality, protects health, reduces energy costs, and extends the life of your HVAC system.

By balancing filtration efficiency with airflow and system capability, property owners can enjoy cleaner, healthier, and more comfortable indoor environments. At Big Sky Heating and Cooling Systems Inc, we provide expert guidance on choosing, installing, and maintaining the ideal filter for your home or business to ensure peak performance year-round.

FAQs

1: What does MERV stand for?
MERV stands for Minimum Efficiency Reporting Value, indicating a filter’s effectiveness at capturing airborne particles.

2: Which MERV rating is best for allergy sufferers?
MERV 11–13 filters are recommended for homes with allergies or asthma.

3: Can high-MERV filters damage my HVAC system?
Yes, filters with too high a MERV rating may restrict airflow, reducing system efficiency and increasing strain.

4: How often should I replace a MERV filter?
Filters should be replaced every 1–3 months, depending on system use and environmental factors.

5: Are MERV ratings the same for residential and commercial systems?
No. Commercial systems often require MERV 13–16 or higher to meet stricter indoor air quality standards.

Heating Installation

Central Heating Installation Guide: Updated in 2025

, , , , , , , , , , , , , , , , , , , , , , , , , , , , , 0

All you need is a warm home after being outside all day in the cold winter winds. Making a house cozy does not happen by chance—it starts with the right heating installation. In 2025, technology has made heating systems cleaner, smarter, and more efficient than ever. But getting your central heating installation set up properly is still what makes the real difference.

You don’t need to stress because Big Sky Heating and Cooling Systems Inc. will handle all your heating needs. In this guide, we’ll walk you through the complete process — from choosing the right system to professional setup and maintenance — so your home stays warm all winter long.

Central Heating Installation

Proper central heating installation plays a crucial role in maintaining consistent warmth throughout your home while keeping energy bills under control in Billings, MT. Choosing the right heating system depends on factors like your home’s size, insulation quality, and local climate conditions. With the advancements in 2025, smart thermostats have made heating systems more energy-efficient and easier to manage, automatically adjusting to your lifestyle and temperature preferences. Most importantly, having your system installed by qualified professionals helps prevent costly mistakes, ensures safety, and extends the lifespan of your entire heating setup.

Does Proper Heating Installation Matter?

A bad installation can turn your dream of a warm home into an expensive regret. Imagine investing in a new system, only to find that some rooms stay cold—or worse, your energy bills skyrocket. Many homeowners assume all heating systems work the same way, but they don’t.

Incorrect installation can lead to:

  • Uneven heating throughout your home
  • Shortened system lifespan
  • Frequent breakdowns
  • Higher energy costs
  • Safety issues such as gas leaks or poor ventilation

Professional installation ensures your heating system performs safely and efficiently from day one.

Choose the Right Type of Heating System

The first step in any central heating installation is choosing the right system for your home’s size, layout, and energy needs. Here are the top options for 2025:

Central Heating (Furnace Systems)
Perfect for large homes and colder regions. This traditional system uses a furnace to heat air, distributing it through ducts for even warmth.

Heat Pumps
The eco-friendly stars of 2025. Instead of generating heat, they transfer it, reducing energy consumption and costs. Many models double as air conditioners in summer — making them a smart year-round investment.

Radiant Heating
This system warms your floors and walls directly, providing steady heat and a quiet, comfortable atmosphere. Say goodbye to cold feet in winter!

Ductless Mini-Split Systems
Ideal for smaller homes or room-by-room control. These systems allow you to heat (and cool) spaces individually, improving energy efficiency and comfort.

Prepare Your Home for Heating Installation

A little preparation ensures a smooth installation day. Think of it as setting the stage for long-term comfort.

  • Inspect Your Ductwork: Ensure ducts are clean, sealed, and leak-free.
  • Check Your Insulation: Proper insulation keeps heat from escaping.
  • Clear Space for Equipment: Technicians need enough room to work safely and efficiently.

Professional Central Heating Installation and Setup

Installing a central heating system isn’t a DIY project — it’s a job for licensed experts. Big Sky Heating and Cooling Systems Inc. ensures your installation is completed safely, efficiently, and in full compliance with building codes.

Here’s what the process typically involves:

  1. Removing the old unit (if applicable)
  2. Installing the new heating system and connecting it to the ducts or the line
  3. Testing air circulation and temperature control
  4. Calibrating thermostats for even heat distribution
  5. Checking for air leaks and verifying safety compliance

By relying on professionals, you get peace of mind knowing your heating system will perform optimally for years.

Smart Central Heating Technology in 2025

Modern heating systems do more than just keep you warm — they think for you. In 2025, smart thermostats and connected heating controls have become standard.

Imagine your system learning your daily routine: it turns on before you arrive home, lowers the temperature at night, and adjusts automatically for weather changes. Many can be controlled through smartphone apps or voice assistants like Alexa or Google Home.

These innovations help homeowners reduce energy use while maintaining consistent comfort year-round.

Maintenance Keeps It Running Smoothly

Just like a car, your heating system performs best with regular care. Neglecting maintenance can lead to higher bills, reduced efficiency, and costly repairs.

Here’s what we recommend:

  • Replace air filters every 1–3 months
  • Schedule annual professional inspections
  • Keep vents and returns clean and unobstructed
  • Watch for uneven heating or unusual noises

Regular maintenance keeps your system reliable and energy-efficient — saving you money long term.

Central Heating System Comparison 2025

System Type

Ideal For

Efficiency

Average Cost Range

Furnace

 Large homes, cold climates High

$$$

Heat Pump

 Mild climates, eco-conscious users Very High

$$

Radiant

 Luxury comfort, consistent heat High

$$$

Mini-Split

 Small homes, individual zones Very High

$$

Data based on 2025 market averages. Actual costs vary by region and installation complexity.

Conclusion

Start making your home comfortable with a well-planned central heating installation. Every step — from system selection to professional setup — impacts efficiency, comfort, and long-term costs.

Investing in a professional installation means better performance, improved safety, and lower energy bills. Don’t wait until the cold sets in — contact Big Sky Heating and Cooling Systems Inc. today and let the experts handle everything.

Serving homeowners across Billings, MT, we provide top-quality heating installation, repair, and maintenance services. Your comfort is our top priority — all winter long.

FAQs

1: What is the correct temperature for central heating?
 The most common thermostat setting is between 18°C and 21°C when occupied and 15°C–17°C while sleeping to save energy.

2: What is the best way to run central heating?
 Use a programmable thermostat to heat only when needed and adjust radiator valves in unused rooms to reduce energy waste.

3: How much does it cost to have central heating installed?
 Costs depend on your system type, home size, and location. Contact Big Sky Heating and Cooling Systems Inc. for an accurate quote.

4: Do you need electricity for central heating?
 Yes, modern systems require electricity to power key components such as pumps and thermostats.

5. What is the correct pressure for central heating?
 When off, pressure should be 1.0–1.5 bar; when on, it can rise to 1.5–2.0 bar safely.

retrofitting

HVAC Retrofitting Costs: AC, Heat Pump, & Furnace

, , , , , , , , , , , , , , , , , , , , , , , , , , , , , 0

While having an HVAC system installed is a simple process with a pretty predictable price range, retrofitting something into a pre-existing system is an entirely different ballgame. While the cost of replacing an entire unit can be anywhere from $5,000 to $20,000; the final price depends on which components you’re having replaced or added, the system efficiency, your property size and even the area you live in. if you’re considering a retrofit for your own residential or commercial property, this blog explains in detail how much each system may cost and the factors influencing the price.

The Price Of An HVAC Retrofit: Systems & Setups

Big Sky Heating and Cooling Systems Inc has been in the industry for years, installing, repairing, and replacing countless HVAC systems in Billings MT, and nearby areas. This is why we believe we have the knowledge and expertise needed to help you determine how much you’d have to spend on retrofitting your heating and cooling system.

Take notes as we break down how much each system would cost.

The Air Conditioning

If you’re planning on just upgrading your AC, things like its make, performance, and size will play a role in determining its price. If you’re going for something simple, expect to spend about $8,800. But if you’re going the premium route, the price will jump up to the neighborhood of $20,000 or higher.

 The Furnace

If it’s a furnace you’re planning to add to your system, the price of the component will depend on its unique features, along with its fuel type. For example, the cost of installation for a furnace would look something like this:

Fuel Type

Cost

Electrical

$2,000-$7,000

Natural Gas

$3,800-$10,000

Oil

$6,750-$10,000

Propane

$3,700-$14,200

 The Heat Pump

Finally, if you’re having a heat pump retrofitted, the price will depend on things like its size, type, and energy efficiency. Here is a brief look at the price tag for different types of heat pumps:

System Type

Cost

Air Source

$8,930-$14,160

Ductless

$3,890-$21,200

Geothermal

$16,400-$55,610

 

The Cost Of Retrofitting Your HVAC System: Other Factors That Come Into Play

Okay, so that’s the bulk of what influences the cost of retrofitting your system. But it isn’t all. There are other things like labor costs, system efficiency, and the size of your home that also play a part in determining the final price.

Here is a look at some other things that influence the final price tag.

 Efficiency Ratings

This is what tells you how much of the energy your system uses is converted into heat or cooling. The higher the rating, the better the performance. So, naturally, the higher the price of the system.

 The Size Of Your Property

Another thing that will play a part in determining your budget is how big your property is. A larger property will demand a larger system to keep it comfortable, meaning a higher price range. But if your property is on the smaller end, expect to pay less than your cousin with the big house.

 Special Features

With the advancement of technology, our HVAC systems now come with additional features. If you select a system with things like an advanced air filtration system, a smart thermostat, a humidity control feature, or renewable energy source integration, expect the upfront cost to be much higher than a basic system upgrade.

 Labor Costs

Where you live also plays a role in the retrofitting charges. Your HVAC contractors will charge you depending on things like the complexity of the project as well as the local labor laws.

 Duct Work

Do your vents need to be altered or repaired? Depending on the condition of your ductwork system, you can expect to receive a higher bill for your HVAC retrofit.

 Incentives

Finally, if your local government is offering rebates or incentives for the upgrade, you’re in luck! Expect the cost to drop significantly if your project has legal backing.

Conclusion

To conclude, retrofitting an HVAC system can cost you anywhere between $5,000 and $20,000. This is a cautious estimate, however, and the price depends heavily on things like the size of your property, project complexity, and whether or not you have any government incentives involved. We hope this blog gave you a clearer picture of your projected budget. For more information, please drop us a line.

FAQs

1: How long does a residential retrofit take?

For something simple like adding an AC to a house with a furnace, it takes 1-3 days. But if the project is more complex, expect a week or longer.

2: Do I need a permit for an HVAC retrofit?

If the project involves detailed work that alters the electrical or ductwork systems, you need a permit.

3: How do I find out if the government is offering incentives?

Check with the state’s energy office or your local utility company.

4. Is it better to retrofit or replace my HVAC system?
If your system is under 10 years old, retrofitting can be cost-effective. Older systems often benefit more from full replacement.

5. How often should I upgrade or retrofit my HVAC system?
Most systems should be evaluated every 10–15 years for efficiency upgrades or component replacements.

Back To Top
Copyright © 2020 Big Sky Heating and Cooling. All Rights Reserved.

CONTACT INFORMATION

Address

PO Box 852 Billings, MT 59103

Phone Number

(406) 672-9150

Email bigskyheatingandcooling@gmail.com