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The Heating & Cooling Blog

By MR. HVAC

Wet floor with water reflecting light and stacked wooden floor panels ready for installation.

Why Is My Furnace Leaking Water? 6 Common Causes

December 18, 2025

Water pooling around your furnace is more than just an inconvenience. It signals a problem that needs immediate...

Technician wearing red gloves repairing or installing a white boiler or HVAC unit on a wall indoors.

Best Furnace Brands of 2026: An Installer's Honest Guide

December 12, 2025

At MR. HVAC, we have been installing and servicing furnaces across North Georgia for over 25 years. We have worked...

Old furnace emitting white smoke in dark basement under a single hanging light bulb.

Why Is My Furnace Blowing Cold Air?

December 10, 2025

You cranked up the thermostat expecting warm, comfortable air to fill your home. Instead, your furnace is blowing...

Close-up of clean and dirty air conditioner filters illustrating HVAC maintenance and air quality.

Furnace Short Cycling: 7 Causes and How to Fix It

December 05, 2025

If your furnace keeps turning on and off every few minutes without ever reaching the temperature you set on your...

Person replacing or installing a pleated air filter into a HVAC system unit for home air quality.

How Often Do You Change Furnace Filter?

December 02, 2025

Your furnace filter does a lot of heavy lifting. It keeps dust, pet hair, and other particles from clogging your...

Technician inspecting and repairing HVAC system in an attic with tools and ducts visible

Single-Stage vs Two-Stage Furnace: Which Is Better?

November 26, 2025

If you're shopping for a new furnace, you've probably come across the terms "single-stage" and "two-stage." These...

Worried woman sitting on couch reading an unexpected bill or financial statement at home.

Why Is My Energy Bill So High in Winter?

November 25, 2025

You open your utility bill after a cold month and find the amount is way higher than expected. Sound familiar?...

A furnace and water heater installed in a basement with visible pipes and ventilation.

Furnace BTU Calculator

November 21, 2025

Getting your furnace size right matters more than most homeowners realize. According to the U.S. Department of...

Hand holding a clean white air filter near metal ducts inside a furnace room for HVAC system maintenance

How Long Do Furnaces Last? Lifespan, Signs & Replacement

November 18, 2025

Every furnace has a natural service life, and even well-built heating systems eventually start showing their...

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