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Heating and Cooling

How Humidity Affects Your HVAC System & Home Comfort

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Humidity plays a crucial role in maintaining a comfortable and efficient home environment. Too much or too little humidity can impact your HVAC system’s performance and your overall well-being. Here’s how humidity levels affect your home and what you can do to maintain the perfect balance.

The Ideal Indoor Humidity Level

For optimal comfort and HVAC efficiency, indoor humidity levels should be maintained between 30-50%. Levels outside this range can cause various problems for both your home and health.

Effects of High Humidity on Your Home and HVAC System

  • Increased Energy Costs: Excess moisture makes your air conditioner work harder, consuming more energy.
  • Mold and Mildew Growth: High humidity encourages mold and mildew, which can lead to health issues and damage to your home.
  • Poor Air Quality: Excessive moisture promotes dust mites and allergens, affecting indoor air quality.
  • Uncomfortable Living Conditions: A sticky, damp atmosphere can make your home feel warmer than it actually is, leading to excessive AC use.

Effects of Low Humidity on Your Home and HVAC System

  • Dry and Itchy Skin: Low moisture levels can cause skin irritation, dry eyes, and respiratory discomfort.
  • Increased Static Electricity: Low humidity can lead to annoying static shocks and damage to electronics.
  • Damage to Wood and Furniture: Insufficient moisture can cause wood to crack, warp, or become brittle.
  • HVAC Inefficiency: Dry air makes it harder for your heating system to maintain comfortable temperatures, increasing energy costs.

How Your HVAC System Regulates Humidity

  • Air Conditioners: Remove excess moisture from the air while cooling your home.
  • Dehumidifiers: Help control excessive moisture in humid climates or during summer months.
  • Humidifiers: Add moisture to the air in dry winter months to prevent dryness-related issues.
  • Ventilation Systems: Ensure proper air circulation and prevent moisture buildup.

Tips for Maintaining Proper Humidity Levels

  • Use a Hygrometer: A simple humidity meter can help you monitor indoor humidity levels.
  • Run Exhaust Fans: Use fans in kitchens and bathrooms to remove excess moisture.
  • Seal Leaks and Insulate Properly: Prevent excess moisture or dryness from infiltrating your home.
  • Upgrade Your HVAC System: Consider adding whole-home humidifiers or dehumidifiers for automatic humidity control.

When to Call an HVAC Professional

If you experience persistent humidity issues, your HVAC system may need maintenance or an upgrade. A professional technician can assess your system’s performance and recommend solutions to ensure balanced indoor humidity.

Ensure Year-Round Comfort with Proper Humidity Control Maintaining the right humidity levels is essential for both comfort and HVAC efficiency. If you’re experiencing humidity problems, contact Marsh Heating & Air Conditioning today. With over 50 years of experience, we can help you find the perfect solutions for a healthier and more comfortable home.

Discover Year-Round Comfort and Efficiency with the Lennox LRP15GEK Packaged Unit

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When it comes to heating and cooling your home, choosing the right system can make all the difference in comfort, efficiency, and peace of mind. For homeowners who want reliable performance, space-saving design, and energy-smart operation, the Lennox® LRP15GEK packaged unit delivers on all fronts.

At Marsh Heating & Air Conditioning, we’re proud to offer innovative Lennox products that improve how our customers live and feel in their homes. If you’re considering a packaged unit for a new build or a replacement system, here’s why the LRP15GEK could be the perfect solution for your comfort and budget.

What Is a Packaged Unit?

Unlike traditional HVAC systems that separate heating and cooling equipment (typically placing the furnace indoors and the AC outside), a packaged unit combines all components into a single cabinet. This all-in-one design makes it ideal for homes with limited indoor space or where rooftop or ground-level installation is preferred.

The Lennox LRP15GEK is a gas/electric packaged unit, which means it includes both a high-efficiency gas furnace and an electric air conditioner in one streamlined system. It provides heating during the cold months and cooling during the summer, using the most efficient energy source for each season.

Key Benefits of the Lennox LRP15GEK

✅ All-in-One Convenience

The LRP15GEK simplifies HVAC installation and maintenance. With all components housed in a single outdoor unit, there’s no need to install separate systems inside your home. This can be a major advantage for homeowners with smaller basements or utility rooms, or those seeking to free up space for storage or other uses.

✅ High-Efficiency Performance

With an AFUE rating of up to 81% and a SEER rating of up to 15, the LRP15GEK offers solid efficiency that translates into lower utility bills compared to older or less efficient systems. That means less wasted energy and more cost savings over time.

✅ Reliable Lennox Engineering

Backed by the trusted Lennox brand, the LRP15GEK is engineered for long-term reliability and consistent performance. It features a durable scroll compressor, known for quiet operation and efficiency, and a high-efficiency blower motor that helps maintain steady airflow and comfort throughout the home.

✅ Quiet, Consistent Comfort

No one wants their HVAC system to be noisy or disruptive. The LRP15GEK is designed with sound-reducing features that keep your home peaceful while it runs. Its gas heat provides consistent warmth in winter, while the electric cooling delivers reliable comfort during hot Minnesota summers.

✅ Compact Footprint

Its compact design allows for flexible installation, whether on the ground beside your home or on the rooftop. The unit’s size and all-in-one nature make it especially attractive for smaller lots or homes where traditional HVAC layouts may not be practical.

✅ Simplified Maintenance

Because all components are housed in one unit, seasonal maintenance is easier and often quicker than servicing separate systems. This can help reduce long-term repair costs and improve service efficiency—especially when you’re enrolled in a maintenance plan from Marsh Heating & Air Conditioning.

Who Should Consider the LRP15GEK?

The Lennox LRP15GEK is an excellent choice for:

  • Homeowners with space constraints, including townhomes, manufactured homes, or homes with limited indoor utility space

  • New construction or retrofit projects, where simple installation is a plus

  • Anyone looking to upgrade from an older, inefficient packaged system

  • Homeowners wanting one easy-to-maintain unit that offers year-round comfort

Whether you’re heating your home through brutal Minnesota winters or cooling off during a humid summer day, the LRP15GEK ensures consistent indoor temperatures with energy-conscious performance.

Trust Marsh Heating & Air Conditioning with Your Lennox Installation

At Marsh Heating & Air Conditioning, we’re more than just HVAC installers—we’re comfort specialists. With over 50 years of experience in the Twin Cities area, we help homeowners choose the best heating and cooling solutions for their homes and lifestyles.

When you choose Marsh, you can count on:

  • Expert system recommendations based on your unique needs

  • Professional installation that meets all local code and safety requirements

  • Reliable follow-up care, including seasonal tune-ups and repair services

📞 Call us today at 763.536.0667 or visit MarshHeating.com to schedule a consultation. Let’s find out if the Lennox LRP15GEK packaged unit is the right choice for your home comfort.

The Benefits of a Professional HVAC Maintenance Plan

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Your HVAC system works hard year-round to keep your home comfortable, but without regular maintenance, it can become inefficient, prone to breakdowns, and costly to repair. A professional HVAC maintenance plan ensures your system stays in top condition, providing you with multiple benefits. Here’s why investing in a maintenance plan is a smart decision for your home and wallet.

Improved Energy Efficiency

Regular HVAC maintenance helps ensure that your system operates at peak efficiency. Clean filters, properly lubricated components, and calibrated settings allow your system to use less energy while maintaining optimal performance, reducing your monthly utility bills.

Extended Equipment Lifespan

Just like routine oil changes extend the life of your car, scheduled HVAC maintenance can add years to the life of your heating and cooling systems. By addressing minor issues before they escalate, you can avoid premature system failure and costly replacements.

Fewer Costly Repairs

Small problems can turn into expensive breakdowns if left unchecked. During routine maintenance, HVAC professionals inspect, clean, and tune up your system to catch issues early, reducing the risk of major repairs.

Consistent Comfort

A well-maintained HVAC system provides more consistent heating and cooling throughout your home. You won’t have to deal with uneven temperatures, weak airflow, or systems struggling to keep up with seasonal demands.

Better Indoor Air Quality

Dust, pollen, mold, and other airborne pollutants can accumulate in your HVAC system over time. Regular maintenance includes cleaning or replacing filters and checking for issues like mold growth, improving the air you breathe inside your home.

Priority Service and Discounts

Many HVAC maintenance plans include priority scheduling for service calls, meaning you won’t be left waiting if something goes wrong. Plus, members often receive discounts on repairs, parts, and even new system installations.

Compliance with Manufacturer Warranties

Most HVAC manufacturers require proof of regular maintenance to honor their warranties. A maintenance plan provides documented service records that ensure you stay compliant, potentially saving you thousands on covered repairs or replacements.

Safer Operation

A faulty HVAC system can pose safety risks, such as gas leaks, electrical hazards, or carbon monoxide buildup. Professional inspections help identify and resolve safety concerns before they become serious threats.

Peace of Mind

Knowing your HVAC system is professionally maintained allows you to focus on enjoying your home without worrying about unexpected breakdowns or rising energy costs.

Increased Home Value

If you plan to sell your home, a well-maintained HVAC system can be a selling point. Prospective buyers appreciate a system that has been regularly serviced, which can enhance your home’s overall value.

Sign Up for a Maintenance Plan Today! Investing in a professional HVAC maintenance plan is one of the best ways to protect your home comfort system. At Marsh Heating & Air Conditioning, we offer comprehensive maintenance plans designed to keep your heating and cooling system running efficiently year-round. Contact us today to learn more and enjoy worry-free comfort.  763.536.0667

How Do Lennox Solar-Ready HVAC Systems Work?

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As energy costs continue to rise and concerns about sustainability grow, homeowners are increasingly looking for smart, efficient ways to power their homes. One exciting solution? Solar-ready HVAC systems. At Marsh Heating & Air Conditioning, we proudly offer Lennox solar-ready systems that allow you to harness the sun’s energy to reduce electricity use, lower your utility bills, and take meaningful steps toward energy independence.

Let’s explore how Lennox’s innovative solar-compatible systems work, what makes them so effective, and why they’re an excellent investment for Minnesota homeowners.

How Do Lennox Solar-Ready HVAC Systems Work?

Lennox solar-ready systems are designed to integrate with SunSource® solar modules, which convert sunlight into electricity. These modules can power your heating and cooling system directly—reducing the amount of electricity you pull from the utility grid.

Here’s how it works:

  • SunSource® modules are installed on your roof or property where they collect solar energy throughout the day.

  • The captured solar energy is converted into usable electricity that powers your HVAC system.

  • Any excess power generated can be used to power other parts of your home or, in some cases, be sent back to the grid for credit (depending on your utility provider).

This means your HVAC system can literally run on sunshine—cutting your energy use significantly and providing long-term savings.

Key Benefits of Going Solar with Lennox

Choosing a solar-ready HVAC system offers more than just the warm fuzzy feeling of going green. It comes with real, measurable advantages:

💰 Lower Electricity Bills

The biggest and most immediate benefit is cost savings. By using solar energy instead of drawing electricity from the grid, you can reduce your monthly utility bills—especially during peak usage seasons like summer and winter.

☀️ Energy Independence

With the unpredictable cost of electricity and frequent rate increases, solar energy gives you control. Solar-ready systems reduce your dependence on traditional energy sources and provide stability in your energy expenses.

🌎 Environmentally Friendly

Using solar power significantly reduces your home’s carbon footprint. If you’re looking to minimize environmental impact without sacrificing comfort, a solar HVAC system is one of the most impactful upgrades you can make.

🏆 Potential Incentives

Solar-powered systems often qualify for federal tax credits, state-level rebates, and utility company incentives. These programs can offset installation costs and accelerate your return on investment.

Best Lennox Solar-Ready HVAC Systems

Lennox offers several premium systems that are compatible with SunSource® solar modules. These units are known for their superior energy efficiency and performance, making them ideal for homes in all climates—including Minnesota’s extreme weather.

🔆 Lennox XC25 Air Conditioner

One of the most precise and efficient cooling systems on the market, the XC25 offers:

  • Compatibility with solar modules for energy savings

  • SEER ratings up to 26 for ultra-efficient performance

  • Variable-capacity operation to maintain consistent comfort

🔆 Lennox SL28XCV Heat Pump

This ENERGY STAR®-certified model is:

  • One of the most efficient heat pumps available

  • Equipped with inverter-driven compressor technology

  • Designed for year-round heating and cooling with solar integration

🔆 Lennox SLP99V Gas Furnace

Known for its nearly silent operation and 99% AFUE efficiency, this furnace:

  • Can work seamlessly with solar energy to power its variable-speed motor

  • Reduces fuel use and energy waste

  • Offers exceptional comfort even on the coldest Minnesota days

Why Homeowners Are Choosing Solar-Ready HVAC Systems

Here’s why more and more families are choosing solar-ready systems from Lennox:

✔ Cuts Down on Energy Bills – Solar power can dramatically lower your operating costs over time.
✔ Qualifies for Tax Credits – Many installations are eligible for the Federal Solar Tax Credit (ITC), which allows you to deduct a portion of the cost from your federal taxes.
✔ Reduces Your Carbon Footprint – Switching to renewable energy is a big step toward a more sustainable lifestyle.
✔ Increases Home Value – Energy-efficient upgrades like solar HVAC systems are attractive to eco-conscious homebuyers and can improve resale value.

Let Marsh Heating & Air Conditioning Help You Harness the Power of the Sun

At Marsh Heating & Air Conditioning, we specialize in Lennox solar-ready HVAC systems that deliver year-round comfort with long-term energy savings. Whether you’re looking to upgrade your AC, install a high-efficiency heat pump, or explore solar integration options, our experienced technicians are here to help every step of the way.

📞 Call Marsh Heating & Air Conditioning at 763.536.0667 or visit MarshHeating.com to schedule a consultation and discover how you can start saving with a Lennox solar-ready system today

Why Lennox Energy Star HVAC Systems Are the Best Choice for Your Home

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When shopping for a new heating or cooling system, energy efficiency should be a top priority. HVAC systems are one of the biggest energy consumers in your home, but with an ENERGY STAR® certified Lennox system, you can enjoy lower energy bills, better performance, and reduced environmental impact.

What Is ENERGY STAR® Certification?

The ENERGY STAR® label is awarded to high-efficiency HVAC systems that meet strict government energy performance guidelines. These systems:
✔ Use less energy to operate.
✔ Lower your carbon footprint.
✔ Provide consistent, high-quality heating and cooling.

Best Lennox ENERGY STAR® Certified Systems

💨 Lennox XC25 Air Conditioner – Up to 26 SEER, the highest efficiency rating available.
🔥 Lennox SLP99V Gas Furnace – 99% AFUE, nearly no wasted fuel.
🌡 Lennox EL18XCV Heat Pump – Variable-capacity operation for energy savings.

Benefits of Choosing a Lennox ENERGY STAR® System

✔ Significantly lowers your monthly energy bills.
✔ Qualifies for rebates and tax incentives.
✔ Provides long-term cost savings through reduced energy use.

📞 Call Marsh Heating & Air Conditioning to upgrade to an ENERGY STAR® Lennox system today!

Why a Lennox Zoned HVAC System Makes Sense for Large Homes

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Do you struggle with hot or cold spots in your home? If different rooms in your house feel uncomfortable, a Lennox zoned HVAC system could be the solution you need.

What Is Zoned HVAC?

A zoned HVAC system allows you to divide your home into different temperature zones, so you can customize comfort levels based on usage and preference.

Best Lennox Zoned HVAC Solutions

🌡 Lennox iHarmony® Zoning System – Allows different areas of your home to have individual climate control.
🌡 Lennox Smart Zoning Technology – Works with iComfort thermostats for energy-efficient temperature management.

Benefits of a Lennox Zoned HVAC System

✔ Customized comfort – Set different temperatures for different rooms.
✔ Energy savings – Only heat or cool the areas in use.
✔ Eliminates hot & cold spots – Even temperatures throughout your home.

📞 Call Marsh Heating & Air Conditioning today to learn how a Lennox zoned system can improve your home’s comfort! #MarshHeating

The Hidden Energy Wasters in Your Home and How to Fix Them

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Many homes waste energy without homeowners realizing it. Hidden leaks, outdated equipment, and old habits can add up to higher bills and lower comfort. Here’s how to find and fix the biggest culprits.

Common Hidden Energy Wasters

🔎 Drafty windows and doors

🔎 Poor attic insulation

🔎 Aging, inefficient HVAC systems

🔎 Phantom energy from plugged-in electronics

🔎 Dirty HVAC filters restricting airflow

How to Fix Them

✔ Seal air leaks with weatherstripping and caulk.

✔ Upgrade insulation, especially in attics and basements.

✔ Unplug devices when not in use or use smart power strips.

✔ Replace filters every 1–3 months.

✔ Upgrade to energy-efficient Lennox HVAC systems.

 

Energy-Efficient Lennox Solutions

✔ Lennox SL28XCV Heat Pump: One of the most efficient systems available.

✔ Lennox SLP99V Gas Furnace: Up to 99% AFUE for maximum energy savings.

 

Start Saving with Marsh Heating & Air Conditioning

We offer energy audits, system upgrades, and smart solutions to help lower your bills and boost your home’s efficiency.

📞 Call Marsh Heating & Air Conditioning to schedule your home energy evaluation today!  763.536.0667

 

HVAC Upgrades That Offer the Best ROI for Commercial Properties

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Investing in HVAC upgrades can significantly improve efficiency, reduce energy costs, and enhance comfort in commercial buildings. However, not all upgrades offer the same return on investment (ROI). Here are the top HVAC upgrades that deliver the best financial and operational benefits for commercial properties.

High-Efficiency HVAC Systems

  • Replacing an outdated HVAC system with a high-efficiency model can cut energy costs by up to 30%.
  • ENERGY STAR-certified systems provide better performance and longevity, reducing maintenance costs.

Smart Thermostats and Building Automation Systems (BAS)

  • Smart thermostats allow for precise temperature control and remote access.
  • Building automation systems integrate HVAC, lighting, and security to optimize energy usage and reduce waste.
  • ROI: Smart thermostats typically pay for themselves within one to two years through energy savings.

Variable Refrigerant Flow (VRF) Systems

  • VRF technology provides zoned heating and cooling, allowing businesses to optimize comfort while reducing energy costs.
  • These systems adjust the amount of refrigerant sent to different areas, minimizing waste and improving efficiency.
  • ROI: Lower operating costs and energy efficiency make VRF systems a high-value investment.

Demand-Controlled Ventilation (DCV)

  • DCV systems adjust ventilation rates based on occupancy, reducing energy waste in underutilized areas.
  • Ideal for conference rooms, auditoriums, and large office spaces with fluctuating occupancy.
  • ROI: Quick payback due to significant reductions in energy usage.

Energy Recovery Ventilators (ERVs)

  • ERVs improve indoor air quality while reducing the load on HVAC systems by transferring heat and moisture between outgoing and incoming air.
  • They help regulate humidity, improve ventilation, and lower energy consumption.
  • ROI: Improved indoor comfort and energy efficiency lead to long-term savings.

Duct Sealing and Insulation

  • Leaky or poorly insulated ductwork can lead to 30% energy loss in commercial buildings.
  • Proper duct sealing and insulation improve airflow efficiency, reduce strain on the HVAC system, and lower heating and cooling costs.
  • ROI: Lower monthly energy expenses with minimal upfront investment.

Geothermal Heat Pumps

  • Geothermal systems use the stable temperature of the earth to heat and cool buildings efficiently.
  • While the upfront cost is high, long-term savings in energy expenses and maintenance make it a worthwhile investment.
  • ROI: Geothermal systems provide 50% greater efficiency compared to conventional heating and cooling.

Upgraded Air Filtration Systems

  • High-efficiency air filters and UV air purifiers improve indoor air quality by removing allergens, bacteria, and pollutants.
  • Cleaner air leads to fewer employee sick days and increased productivity.
  • ROI: Healthier indoor environments lead to better workplace satisfaction and efficiency.

Hybrid HVAC Systems

  • Hybrid systems combine traditional heating and cooling methods with renewable energy sources for improved efficiency.
  • These systems automatically switch between gas and electric heating, optimizing energy use based on outdoor temperatures.
  • ROI: Long-term energy savings and reduced carbon footprint make hybrid systems a valuable investment.

Regular Preventative Maintenance Plans

  • Scheduled maintenance keeps HVAC systems operating at peak efficiency, reducing energy waste and preventing costly repairs.
  • Many HVAC service providers offer customized maintenance plans to help businesses extend equipment lifespan.
  • ROI: Lower operational costs and fewer emergency breakdowns make maintenance a high-return investment.

Maximize Your ROI with the Right HVAC Upgrades

Investing in the right HVAC upgrades can enhance comfort, reduce energy costs, and extend the life of your system. If you’re looking to optimize your commercial HVAC investment, Marsh Heating & Air Conditioning is here to help. With over 50 years of experience, we provide tailored solutions that offer the best return on investment. Contact us today! 763.536.0667

The Benefits of Upgrading to a Lennox Variable-Speed Furnace

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Upgrading your home’s heating system is a big investment, and choosing the right furnace can make all the difference in comfort, energy savings, and air quality. If you’re looking for a furnace that adapts to your needs and provides steady, efficient heat, a Lennox variable-speed furnace is a smart choice.

What Is a Variable-Speed Furnace?

Unlike traditional furnaces that turn on and off at full power, variable-speed furnaces adjust their airflow based on your home’s heating demands. This reduces energy waste, prevents temperature swings, and improves air circulation.

Best Lennox Variable-Speed Furnaces

🔥 SLP99V – The most efficient furnace on the market (99% AFUE).
🔥 EL296V – High efficiency with two-stage heating.
🔥 ML296V – Reliable, budget-friendly comfort with enhanced airflow.

Benefits of a Lennox Variable-Speed Furnace

✔ More even temperatures (no hot or cold spots).
✔ Lower energy bills thanks to high AFUE ratings.
✔ Quieter operation compared to standard furnaces.
✔ Improved air quality by running more consistently.

Upgrade Your Furnace with Marsh Heating & Air Conditioning!

📞 Contact us today to learn how a Lennox variable-speed furnace can improve your home’s comfort! #MarshHeating

How a Lennox Air Conditioner Can Keep You Cool Without Breaking the Bank

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Minnesota summers can be hot and humid, making a high-performance air conditioner a necessity. Lennox air conditioners are known for their energy efficiency, quiet operation, and superior cooling power—all while helping homeowners save on energy bills.

Best Lennox Air Conditioners for Cost-Effective Cooling

❄ Lennox XC25 – The most efficient AC with up to 26 SEER.
❄ Lennox EL18XCV – Smart, energy-saving cooling at an affordable price.
❄ Lennox ML14XC1 – Reliable, budget-friendly cooling with great efficiency.

How a Lennox AC Saves You Money

✔ High SEER ratings mean lower electricity use.
✔ Smart thermostats help optimize energy savings.
✔ Durable parts reduce the need for costly repairs.

Ready to Save on Cooling Costs?

📞 Call Marsh Heating & Air Conditioning today for a Lennox AC upgrade! #MarshHeating

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Marsh Heating & Air Conditioning
6248 Lakeland Ave N
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(763) 536-0667