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Knowledge

Explore our growing collection of articles and show & tell videos
July 5, 2017

7 Tricks To Surviving A Hot Summer Home

Here are some tips and tricks to help you stay comfortable in your hot summer home.  Keep your curtains or blinds...

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May 18, 2017

Is your Air Conditioner down or not running well? Things to check before you call for a Harker Technician

Is your air conditioner not starting?  Is it not cooling very well?  Try a few of the items below before...

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April 6, 2017

Low Cost Tune-Ups

Whether you are heating, or cooling, regular preventative maintenance, or tune-ups help prolong the life of your equipment.  Tune-ups can...

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March 1, 2017

Should you replace your furnace and air conditioner at the same time?

Transcript: So often asked by our customers should i 00:12 replace my furnace and air conditioner 00:13 at the same...

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January 31, 2017

How To Change Your Furnace Filter

Here is a short tutorial on how to change your furnace filter. Determine which type of filter you have. The...

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January 26, 2017

How To Change Your Aprilaire Humidifier Filter

Here is a short tutorial on how to change your Aprilaire Water Panel Filter. Turn the power to the furnace...

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January 26, 2017

Clear Snow From Your Vents – It Could Save You A Service Call

The potential for deep snow poses a slight threat to the air circulation, or breathing of your furnace. When we...

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January 10, 2017

Online Reviews From The Madison Area

Below are reviews from such sites as Google, Facebook, Yelp, and others.  As a service business that has been in...

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January 9, 2017

Winter/Fall Energy Saving Tips For The Madison Area

Tip #1: Turn Your Thermostat to 68 Degrees It is thought that for every degree you lower your heat in...

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