Jan 14 , 2026 Comment

A Serious Safety Risk for Raleigh, NC Homeowners A cracked heat exchanger is one of the most dangerous issues a gas furnace can have. It’s not just a mechanical problem—it’s a direct threat to your health and safety. As an HVAC contractor serving homeowners in Raleigh and the surrounding areas, this is one of the most critical furnace problems we diagnose during heating season. What Does a Heat Exchanger Do?…

Oct 29 , 2025 Comment

If you’ve ever felt your heat pump blowing air that doesn’t feel very warm — or even feels cool — you might wonder if something’s wrong. Don’t worry! In many cases, this is completely normal and part of how heat pumps are designed to work, especially during cooler temperatures. At Klimatology HVAC, we get this question all the time once fall rolls around in the Raleigh–Durham area. Let’s take a closer look at what’s happening…

Oct 24 , 2025 Comment

When you replace your HVAC system, your local city or county will conduct a mechanical inspection to confirm proper installation. Many homeowners assume this means the inspector will test how well the new system heats or cools — however, that’s not actually the case. Instead, the inspection focuses on safety and code compliance, not comfort or performance. Understanding what inspectors do (and don’t) check will help you clearly know what…

Oct 16 , 2025 Comment

When your heating or cooling system stops working, the first step most homeowners take is to call an HVAC company. But when they hear there’s a diagnostic fee involved, some may wonder—why? Isn’t that just to “look at the problem”? Let’s clear up the confusion and explain what this fee really covers.Continue reading Why HVAC Companies Charge a Diagnostic Fee

autumn leaves framing a colonial revival house with dormers, created with generative ai
Oct 9 , 2025 Comment

  As the leaves start to turn and temperatures begin to drop in Raleigh, it’s the perfect time to make sure your HVAC system is ready for the season ahead. A professional fall HVAC tune-up isn’t just about avoiding a breakdown—it’s also about maximizing comfort, efficiency, and safety throughout the winter.Continue reading Why Now Is the Time to Schedule Your Fall HVAC Tune-Up

Oct 3 , 2025 Comment

Cigarette smoke HVAC issues are more common than many homeowners realize. When smoke particles enter your heating and cooling system, they don’t just linger in the air—they damage filters, coat ductwork, spread odors, and reduce efficiency. Understanding how cigarette smoke affects HVAC systems is the first step to protecting both your equipment and your indoor air quality.Continue reading How Cigarette Smoke Impacts HVAC Systems and Indoor Air Quality

Sep 18 , 2025 Comment

What’s Lurking in Your Air Ducts? Common Contaminants You Don’t See When was the last time you thought about the air ducts in your home or business? Out of sight doesn’t always mean out of mind—especially when it comes to the air you breathe every day. Without air duct cleaning, your ducts could be hiding contaminants that quietly affect your comfort, energy bills, and most importantly, your health.Continue reading What’s…