Blog
Guides from Air-Tech Services
Straight answers to the questions we hear most, written for our own customers.
September 30, 2026 · 3 min read
Where Is My Furnace Humidifier and How Do I Set It Up?
A whole-house humidifier is easy to overlook until the air turns dry, so here is where it lives and how to set it.
September 15, 2026 · 3 min read
How to Extend the Service Life of Your Furnace
A furnace that stays clean, dry and unstressed is the one that keeps running long after its neighbours have been replaced.
August 31, 2026 · 3 min read
How Can I Afford a New AC System (and Other HVAC Equipment)?
A new heating or cooling system rarely has to be paid for in one lump, and a little planning widens your options.
August 15, 2026 · 3 min read
Indoor Air Quality Accessories That Can Help Keep You Healthy
No single device fixes every air problem, so the trick is matching the accessory to what is actually wrong in your house.
July 31, 2026 · 3 min read
Your Top 10 Guide to Buying a New AC in Kennewick, WA
The equipment matters, but the installer, the sizing and the ducts decide how the system actually feels in July.
July 15, 2026 · 3 min read
Common Summer AC Problems and Solutions
Most summer cooling trouble follows a few recognizable patterns, and knowing which one you have makes the repair call shorter.
June 30, 2026 · 3 min read
3 Signs It's Time for a New AC
Three practical checks tell you whether repair still makes sense or a replacement is the smarter move.
June 15, 2026 · 3 min read
Is Your Thermostat Causing Your AC to Freeze Up?
Ice on the indoor coil rarely starts at the thermostat, but the thermostat can keep the problem going.
May 31, 2026 · 3 min read
What Does an HVAC Maintenance Inspection Include?
A good maintenance visit is part cleaning, part measurement and part safety check, and you should come away knowing what was found.
May 15, 2026 · 3 min read
6 DIY AC Maintenance Tasks
A few minutes of attention each month catches most small AC problems before a hot afternoon turns them into big ones.
April 30, 2026 · 3 min read
5 Things to Know About Geothermal Heat Pump Maintenance
Geothermal systems are built to last, and a few routine checks are what keep them that way.
April 15, 2026 · 3 min read
How to Switch Your Heat Pump Between Seasons
A heat pump does not need a summer mode and a winter mode swapped by hand, but it does need a little attention at each turn of the year.
March 31, 2026 · 3 min read
What Is a Two-Stage Heating System?
Two-stage heating trades constant full-blast bursts for longer, gentler cycles that hold temperature more evenly.
March 15, 2026 · 3 min read
Is My Furnace Overheating?
Overheating is usually an airflow problem, which makes it one of the more preventable furnace troubles.
February 28, 2026 · 3 min read
Why Is the Furnace Pilot Light Going Out?
A pilot that will not stay lit is a symptom, and the cause is usually one of a handful of familiar problems.
February 15, 2026 · 3 min read
How Do I Know I Have a Cracked Heat Exchanger?
You cannot confirm a crack yourself, but you can recognize the warning signs and know what to do the moment you see them.
January 30, 2026 · 3 min read
How Can You Manage Your Home's Humidity?
Indoor humidity swings both ways, and the fix depends on which way your house leans.
January 15, 2026 · 3 min read
Cold Climate Heat Pumps Are HVAC Game Changers
Newer heat pumps are built to keep producing heat in freezing weather, which changes the math for winters like ours.
December 30, 2025 · 3 min read
10 Things to Consider When Buying a New Furnace
A furnace lasts for many winters, so it is worth knowing what to ask before you sign anything.
December 15, 2025 · 3 min read
Why Are They Called Ductless Mini Splits?
The name is literal: a small system, split into an indoor and an outdoor piece, with no ductwork between them.
November 29, 2025 · 3 min read
What Is That Burning Smell Coming From My Furnace?
Some furnace smells fade in a day, and others mean you should shut the system off, so it pays to know the difference.
November 14, 2025 · 3 min read
How Can I Make My Furnace Last Longer?
Furnaces rarely die suddenly. Most wear out from strain that a few steady habits would have prevented.
October 30, 2025 · 3 min read
Why Is a Home Dehumidifier Important?
Most Tri-Cities homes run dry, but the damp corners are real and they cause their own trouble.
October 15, 2025 · 3 min read
Why Buying a Heat Pump Instead of a Furnace Makes Sense
If your furnace is nearing the end, a heat pump deserves a serious look before you order another one just like it.
September 30, 2025 · 3 min read
Schedule Your Annual Furnace Inspection Now
A yearly checkup catches small problems while they are still cheap to fix and before the first freeze.
September 15, 2025 · 3 min read
3 Health Benefits of Using Your AC While Sleeping
We install air conditioners, not prescribe medicine, so this is about comfort, upkeep and getting your bedroom right.
August 29, 2025 · 3 min read
3 Tips to Prevent AC Breakdown During a Heat Wave
Air conditioners tend to fail on the hottest days because that is when they work hardest, and a little preparation reduces the odds.
August 15, 2025 · 3 min read
Think HVAC During Your Home Remodeling
A remodel opens walls and changes how a house uses air, which makes it the cheapest time to fix the system behind them.
July 30, 2025 · 3 min read
Why Is My Thermostat Blank?
A dark screen almost always means a lost power supply, and a few causes are easy to check safely.
July 16, 2025 · 3 min read
Prepare for Hot Weather With an Air Conditioning Tune-Up
A tune-up before the first heat wave is cheaper than a breakdown during it, and it is a good place to catch small problems.
June 30, 2025 · 3 min read
What Are Zone Control Systems?
Zoning lets one furnace and air conditioner treat different parts of the house differently.
June 16, 2025 · 3 min read
Does an AC Kill Mold?
Air conditioning cannot destroy mold that is already growing, though it can take away one of the things mold needs.
May 30, 2025 · 3 min read
How Much Does It Cost to Install a Ductless Mini Split?
There is no single number for a ductless install, but five factors explain most of the difference between one quote and another.
May 16, 2025 · 3 min read
How Your HVAC System Can Enhance Sleep
The bedroom's temperature, moisture and air are all things your HVAC system controls, and all of them shape a night's sleep.
April 30, 2025 · 3 min read
What Are the Basics of Furnace Filters?
It is a cheap part with a big job, and the right choice depends on your system and your home.
April 16, 2025 · 3 min read
Spring AC Maintenance Tips
An hour of spring cleaning around the equipment helps your air conditioner start the season in good shape.
March 31, 2025 · 3 min read
What Is an Air Handler?
It is the part of your system that does the moving, and it is often overlooked until something goes wrong.
March 12, 2025 · 3 min read
Is My Furnace Overheating?
When a furnace shuts off before the house is warm, a safety switch is usually doing exactly what it was built to do.
February 28, 2025 · 3 min read
Why Is My Furnace Leaking Water?
A puddle by the furnace looks alarming, but the source is often something simple once you know what type of furnace you have.
February 14, 2025 · 3 min read
7 Furnace Maintenance Tips
A handful of simple habits keeps a furnace safe and efficient, and tells you when it is time for a professional to step in.
January 31, 2025 · 3 min read
Why Is My Heat Pump Freezing Up?
A light frost that clears itself is normal; a thick shell of ice means something is wrong.
January 10, 2025 · 3 min read
How Do I Know When I Need a New Furnace?
A furnace usually gives warnings well before it quits, and the smart move is to notice them while you still have choices.
December 30, 2024 · 3 min read
How Do I Keep My Heat During Extreme Cold Weather?
A little preparation before a cold snap makes the difference between a warm house and a midnight emergency.
December 17, 2024 · 3 min read
What is a Heat Pump?
One system that moves heat in either direction, heating your home in winter and cooling it in summer.
November 29, 2024 · 3 min read
Why Isn't My Furnace Heating My Entire Home?
When some rooms stay cold while the furnace runs, the heat is usually being lost or blocked somewhere between the furnace and the room.
November 15, 2024 · 3 min read
How Does My Gas Furnace Work?
A gas furnace follows a fixed sequence every time it runs, and knowing it makes problems much easier to describe.
October 28, 2024 · 3 min read
How to Lower Your Winter Heating Bill
You do not need a new system to use less heat; you need to stop losing the heat you already make.
October 17, 2024 · 3 min read
4 Factors to Consider When Buying a Heat Pump
The equipment matters, but the sizing and installation decide whether you are happy with it ten years from now.
September 27, 2024 · 3 min read
Is My Home Energy Efficient?
An audit replaces guesswork with measurements, so upgrades go where they help most.
September 16, 2024 · 3 min read
5 Reasons to Schedule a Fall Furnace Clean and Check
The furnace has been off for months, and the first cold night is a poor time to find out what it has been up to.
August 30, 2024 · 3 min read
5 Ways to Save Money on Your AC and Summer Energy Bill
You cannot control the summer heat, but five simple habits change how hard your air conditioner has to fight it.
August 16, 2024 · 3 min read
5 Ways to Improve Your Indoor Air Quality
Cleaner indoor air comes mostly from a few habits and a well-maintained system rather than any single gadget.
July 31, 2024 · 3 min read
What Maintenance Is Needed for a Ductless System?
Ductless systems are simple to look after, but the parts you cannot see still need a professional.
July 17, 2024 · 3 min read
Zone Your Way to Comfort
If one floor is always too hot and another too cold, zoning may solve what a bigger system cannot.
June 28, 2024 · 3 min read
What You Should Know About Air Handlers
Knowing what your indoor unit is called, and what it needs, makes service calls simpler and cheaper to plan.
June 7, 2024 · 3 min read
AC Maintenance Checklist
Some of the most useful air conditioner upkeep takes five minutes and a flashlight, and the rest is best done by a professional.
April 24, 2024 · 3 min read
Improve Your Home's Indoor Air Quality
Between summer dust and late-season wildfire smoke, a few practical steps can noticeably improve the air inside your home.
March 13, 2024 · 3 min read
Planning to Remodel? Go Ductless!
A ductless mini split heats and cools a new or awkward space without tearing into walls to run ducts.
February 14, 2024 · 3 min read
What Are Signs I Need a New Furnace?
No single sign decides it, but several together usually mean it is time to plan a replacement.