Recent Blog Posts

5 Furnace Signs and Smells You Should Never Ignore

By Blackburn and Davis, Inc • July 24, 2025
Taking proper care of your furnace is essential to maintain a safe home with reliable and efficient heating. Many potential issues can affect your furnace and call for immediate furnace repairs. Here are five furnace signs and smells you should never ignore. 1. The Smell of Rotten Eggs A rotten egg or sulfur odor [...] The post 5 Furnace Signs and Smells You Should Never Ignore appeared first on Louisville, KY | Blackburn & Davis | Plumbing & HVAC.

5 Reasons Why Your Furnace Is Blowing Cold Air

By Blackburn and Davis, Inc • July 24, 2025
Why is my furnace blowing cold air? If this question is on your mind, finding the right answer quickly is essential. Every minute you spend without fixing the problem will affect your comfort and health. You won’t be able to use the system until you address the malfunction. As a result, your living space [...] The post 5 Reasons Why Your Furnace Is Blowing Cold Air appeared first on Louisville, KY | Blackburn & Davis | Plumbing & HVAC.

Is It Safe to Operate a Furnace With a Cracked Heat Exchanger?

By Blackburn and Davis, Inc • July 24, 2025
Is it safe to operate a furnace with a cracked heat exchanger? Ask any HVAC technician, and they’ll tell you that it’s an extreme risk. A damaged heat exchanger lets gases like carbon monoxide into your home. Here’s what you should know about this situation. Why Cracks in a Heat Exchanger Can Be Dangerous [...] The post Is It Safe to Operate a Furnace With a Cracked Heat Exchanger? appeared first on Louisville, KY | Blackburn & Davis | Plumbing & HVAC.

What Are the Signs Your Furnace Needs Repair?

By Blackburn and Davis, Inc • July 24, 2025
Heavier furnace use often leads to malfunctions and system failures when the outdoor temperature is the coldest. You can avoid this situation and stay warm all winter by learning how to recognize heating issues. What are the signs you need furnace repair? Use this article to recognize the signs that it’s time to call [...] The post What Are the Signs Your Furnace Needs Repair? appeared first on Louisville, KY | Blackburn & Davis | Plumbing & HVAC.

Is Furnace Repair Covered by Homeowners Insurance?

By Blackburn and Davis, Inc • July 24, 2025
Is furnace repair covered by homeowners’ insurance? It’s a particularly common question, as when you purchase such coverage, you might think that you now have a reliable means of handling household repairs. The thing is, that’s not always the case. While your insurance may pay to repair or replace your furnace if it’s damaged [...] The post Is Furnace Repair Covered by Homeowners Insurance? appeared first on Louisville, KY | Blackburn & Davis | Plumbing & HVAC.

Gas vs. Electrical Furnaces: What Are the Differences Between Them?

By Blackburn and Davis, Inc • July 23, 2025
Both gas and electrical furnaces are reliable home heating solutions, but determining which is the right choice for your home depends on a variety of factors. As such, when it comes to gas vs. electrical furnaces, “What are the differences?” is an essential question to ask. This article will provide you with everything you [...] The post Gas vs. Electrical Furnaces: What Are the Differences Between Them? appeared first on Louisville, KY | Blackburn & Davis | Plumbing & HVAC.

Common HVAC Issues: What’s the Difference Between a Capacitor and a Compressor Failure?

By Blackburn and Davis, Inc • July 23, 2025
Are you having trouble with your AC? A variety of issues could be behind its poor performance and limited cooling. The compressor and capacitors are two common sources of AC issues. So, what’s the difference between a capacitor and a compressor failure? Let’s dive into the differences. What Does a Capacitor Do? To understand [...] The post Common HVAC Issues: What’s the Difference Between a Capacitor and a Compressor Failure? appeared first on Louisville, KY | Blackburn & Davis | Plumbing & HVAC.

Dander and Hair, Oh My: Can Pets Affect the Performance of My AC System?

By Blackburn and Davis, Inc • July 23, 2025
The joy of being a pet owner can feel boundless. Seeing a pet wag their tail or purr like a motorcycle when you show them love is enough to turn even the worst days around. However, that doesn’t mean pet ownership doesn’t come with hidden maintenance. You’ve maybe never wondered, “Can pets affect the [...] The post Dander and Hair, Oh My: Can Pets Affect the Performance of My AC System? appeared first on Louisville, KY | Blackburn & Davis | Plumbing & HVAC.

Protecting Your Investment: What Warranties Come With a New AC Unit?

By Blackburn and Davis, Inc • July 23, 2025
A good warranty is one of the most important things to look for when going for an air conditioner replacement. However, the details of your warranty can vary widely depending on the manufacturer and installer you choose. Here’s what you need to know about what warranties come with a new AC unit. Understanding the [...] The post Protecting Your Investment: What Warranties Come With a New AC Unit? appeared first on Louisville, KY | Blackburn & Davis | Plumbing & HVAC.

Ask a Pro: What’s the Difference Between Central AC and Ductless Mini Splits?

By Blackburn and Davis, Inc • July 23, 2025
The lifetime of your AC will depend on the model and type of system your home uses, but most units last 10-20 years. If your system is reaching that age range, it’s time to think about modern cooling options. One choice you’ll face is the type of system you’ll use. What’s the difference between [...] The post Ask a Pro: What’s the Difference Between Central AC and Ductless Mini Splits? appeared first on Louisville, KY | Blackburn & Davis | Plumbing & HVAC.
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Blackburn & Davis Inc has served Louisville residents with dependable plumbing services for over a century. Our family-owned business, established in 1914, has built a solid reputation through consistent craftsmanship in plumbing, heating, and cooling. Our certified technicians bring deep knowledge to every project, ensuring your home or business systems work properly throughout the year. We recognize that plumbing and HVAC problems can interrupt your daily life, which is why we respond quickly, including emergency service on weekends and after hours. With fair pricing, solid warranties, and complete licensing and insurance, you can feel confident that your plumbing and HVAC needs are handled professionally. Call us today to get started with a free service quote!

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Family-Owned and Operated Since 1914

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Heating Services

During Louisville winters, dependable heating becomes necessary. Our certified team provides complete furnace and heating system care, from yearly maintenance to emergency fixes, keeping your home warm throughout winter.
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AC Services

Our full range of air conditioning services help maintain comfort in your home during Louisville's summer heat. We provide routine maintenance, repairs, and complete system replacements for all major brands to keep your cooling system running efficiently.
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Appliance Installation & Repair

Our trained technicians properly install and repair your household appliances. We verify all connections are secure and working correctly, helping prevent water damage and ensuring your appliances perform reliably.
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Commercial HVAC

We know businesses rely on dependable climate control. Our commercial HVAC services reduce downtime and maintain comfortable environments for your staff and customers, with maintenance plans customized for your business needs.
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Drains & Pipes

From tough clogs to concealed leaks, our drain and pipe services address all plumbing problems. We use modern diagnostic tools to quickly find issues and create lasting solutions that prevent future problems.
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Ductwork Repair & Replacement

Well-functioning ductwork is crucial for energy savings and clean indoor air. Our team inspects, fixes, and replaces damaged ducts to stop leaks and help your heating and cooling systems work at their best.
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Heating Services

During Louisville winters, dependable heating becomes necessary. Our certified team provides complete furnace and heating system care, from yearly maintenance to emergency fixes, keeping your home warm throughout winter.
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Plumbing Services

Our main plumbing services cover both home and business needs of any size. From repairing leaky faucets to installing new plumbing in entire buildings, our licensed plumbers deliver quality work backed by our satisfaction Guarantee and comprehensive Warranty options.
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Water Heater Services

Hot water is essential daily, and our water heater knowledge covers all types including standard tanks and tankless models. We install, maintain, and repair systems to ensure reliable hot water and better energy efficiency.
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