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What Problems Does Poor Insulation Cause for AC Performance in Follansbee Homes?

February 9th, 2026

3 min read

By Scott Merritt

poor insulation
What Problems Does Poor Insulation Cause for AC Performance in Follansbee, WV?
6:35

Quick Answers

Poor insulation causes AC systems to run longer, cool unevenly, and struggle with humidity. In Follansbee homes, river-level humidity, aging insulation, air leaks, and older construction often lead to higher energy bills, longer run times, and comfort problems—even when the air conditioner itself is working correctly.

Why Insulation Plays a Bigger Role in Follansbee Than Many Homeowners Realize

Air conditioning performance depends on how well a home slows heat and moisture from entering.

In Follansbee, river flats and home age matter.

Many homes sit on lower ground near the Ohio River, where humidity lingers during summer heat. Much of the housing stock predates modern insulation standards. Attic insulation is often thin or uneven, wall insulation may be minimal, and basements or additions are commonly finished later without thermal upgrades.

Just as important, air sealing is frequently overlooked. Gaps at rim joists, attic penetrations, utility chases, and older framing allow hot, humid air to leak into the home continuously. Even adequate insulation cannot perform properly when air leaks are present.

When insulation and air sealing fall short, the AC isn’t failing — it’s constantly losing ground to incoming heat and moisture.

How Poor Insulation Hurts AC Performance

Longer Run Times and Constant Operation

Poor insulation allows heat to enter faster than the AC can remove it. This causes:

  • Longer cooling cycles
  • Fewer system shutdowns
  • Increased wear on compressors and electrical components

In Follansbee homes, this is especially common on upper floors beneath under-insulated attics.

Uneven Temperatures Between Rooms and Floors

Insulation gaps create noticeable imbalance. Common Follansbee complaints include:

  • Upstairs rooms staying warmer
  • Basements cooling easily while main floors struggle
  • One side of the home never matching thermostat settings

A frequent local scenario is a river-flat home with original attic insulation and a basement finished years later. The AC cools the lower level quickly, but upstairs rooms never stabilize because heat gain overwhelms insulation above.

Higher Energy Bills Without Better Comfort

Poor insulation raises cooling demand without improving results. Homeowners often notice:

  • Rising electric bills
  • AC running most of the day
  • Little improvement in comfort

When a system runs nonstop, struggles to recover overnight, or never reaches the set temperature upstairs, insulation has become a real cost problem.

Increased Humidity and “Sticky” Indoor Air

Insulation and air leaks directly affect humidity control. Warm air leaking into the home brings moisture with it, forcing the AC to remove both heat and humidity. This leads to:

  • Longer run times
  • Reduced comfort
  • Indoor air that feels warmer than the thermostat setting

This is common in Follansbee homes with leaky attics, rim joists, and unfinished utility spaces.

AC Systems Being Blamed for the Wrong Problem

Poor insulation often looks like an undersized or failing AC system. In reality, the AC may be producing cold air correctly, but heat and moisture gain through walls, ceilings, and air leaks reduce effective cooling before that air reaches living spaces. Installing a larger system without addressing insulation creates humidity problems and higher wear without solving comfort issues.

A Follansbee-Specific Cost Driver Homeowners Overlook

Many Follansbee homes have older attic insulation, minimal wall insulation, and early replacement windows, combined with river-driven humidity that slows overnight cooling. During summer, heat and moisture loads remain high, forcing AC systems to run longer without better comfort.

A Common Mistake Follansbee Homeowners Make

Replacing or upsizing the AC before addressing insulation and air sealing. Oversizing leads to:

  • Short cycling
  • Poor humidity control
  • Increased compressor and electrical stress

Comfort problems remain, and system lifespan often shortens.

What Better AC Performance Looks Like When Insulation Is Improved

When insulation and air sealing are addressed, homeowners typically experience:

  • Shorter, healthier run cycles
  • More even temperatures between floors
  • Better humidity control
  • Reduced strain on compressors and electrical components

This improves comfort and helps the AC system last longer.

How Insulation-Related AC Problems Are Diagnosed Correctly

Proper evaluation includes:

  • Identifying insulation gaps and air leakage points
  • Measuring runtime and temperature consistency
  • Checking indoor humidity levels
  • Comparing home heat gain to system capacity

Without this context, AC performance problems are often misdiagnosed.

How Honest Fix Protects Homeowners

If insulation-related strain leads to repair needs, Honest Fix backs repairs with our Service Trust Guardian, which includes:

  • 5-year labor coverage
  • No overtime charges
  • Money-back satisfaction protection
  • On-time arrival and clean work guarantees

If replacement becomes the right option after home performance issues are addressed, our Lifetime Trust Shield applies:

  • 15-year labor coverage on new installations
  • No-lemon system protection
  • Energy performance accountability
  • Clear, apples-to-apples pricing

We fix the cause, not just the symptom.

Other Cities Where Poor Insulation Causes Similar AC Problems

  • Steubenville, OH
  • Wintersville, OH
  • Toronto, OH
  • Mingo Junction, OH
  • Brilliant, OH
  • Weirton, WV
  • Wellsburg, WV
  • New Cumberland, WV
  • Colliers, WV
  • Hooverson Heights

FAQs About Insulation and AC Performance

Can poor insulation really make my AC run nonstop?

Yes. When heat and humidity enter faster than they can be removed, continuous operation is common.

Will a bigger AC fix insulation problems?

No. Oversizing increases humidity issues and wear without fixing heat gain.

Does insulation help with humidity control?

Yes. Reducing heat and air leaks lowers moisture load and improves comfort.

What guarantees do you offer?

  • Repairs are covered by our Service Trust Guardian
  • New installations are covered by our Lifetime Trust Shield, including 15-year labor coverage

Final Thoughts

Poor insulation doesn’t just waste energy — it directly limits AC performance and shortens system life.

In Follansbee homes, insulation gaps, air leaks, and river-level humidity often create cooling problems that no air conditioner alone can fix.

Call Honest Fix today for a free exact quote.

Scott Merritt

Scott Merritt is a co-founder of Honest Fix Heating, Cooling and Plumbing and brings more than 30 years of experience across HVAC, leadership, and industry education. He serves in a senior leadership and oversight role, providing licensed guidance, reviewing HVAC educational content, and supporting technician training and documentation standards. Prior to co-founding Honest Fix, Scott founded and owned Fire & Ice Heating & Air Conditioning in Columbus, Ohio, which he operated for more than two decades before selling the company in 2025. During that time, he led programs and partnerships including Carrier Factory Authorized Dealer, Trane Comfort Specialist, and Rheem Pro Partner, helping establish high technical and training standards. Scott is the Ohio State HVAC license holder for Honest Fix and provides licensed oversight to help ensure work meets applicable codes and manufacturer requirements. Learn more about Scott’s background and role at Honest Fix by viewing his full leadership bio.