Make-Up Air in Phoenix Restaurants: The Problem Behind the Front Door
If your front door is hard to open and the dining room is never comfortable, you probably have a building pressure problem rath…
HVAC Resources & Guides — Page 7
147 practical guides on air conditioning, heating, maintenance, and surviving an Arizona summer — written by the technicians who do the work.
Dry Winter Air in Phoenix: Do You Actually Need a Humidifier?
Valley winter indoor humidity can drop into single digits. Here is what that does, what helps, and when a whole-home humidifier…
How to Read an HVAC Maintenance Plan Before You Sign It
Maintenance agreements range from genuinely valuable to barely more than a discount card. Here is what separates them.
Snowbird Season: Setting Up a Valley Home You Are Leaving Behind
Leaving a Phoenix house empty for months has specific risks. Here is how to set the system so you do not come back to a problem.
Steam Coming Off Your Heat Pump? That Is Supposed to Happen
The defrost cycle looks alarming the first time you see it. Here is what is happening, how long it should last, and when it is …
Carbon Monoxide and Your Furnace: What Every Arizona Homeowner Should Know
It has no smell, no color, and the early symptoms look like the flu. Here is what creates it, how detection works, and what to …
Gas Heat vs. Electric Heat in Phoenix: What It Actually Costs
Three ways to heat a Valley home, three very different operating costs. Here is how they compare and which one your house proba…
Furnace Clicks But Will Not Light: The Ignition Sequence Explained
A modern furnace runs a specific startup sequence. Knowing the steps tells you roughly where it is failing before anyone opens …
The Fall Transition: Switching a Phoenix Home From Cooling to Heating
The shoulder season is short here and the switch catches people off guard. A short list for the few weeks between the last hot …
Single-Stage, Two-Stage, or Variable Speed: What the Difference Feels Like
Staging affects daily comfort more than the SEER2 number does. Here is what each type actually does in a Phoenix house.
The $8 Maintenance Task That Prevents a $4,000 Ceiling Repair
Attic air handlers produce gallons of water a day in summer. When the drain clogs, that water goes into your ceiling. Here is h…
Cooling a Phoenix Garage: What It Really Takes
A garage is the hardest space in a Valley home to cool. Doing it economically depends far more on the envelope than on the equi…
Why Your August Electric Bill Is So Much Worse Than July's
It is rarely one thing. Here are the six factors that stack up in late summer, and which of them you can actually do something …
After the Haboob: The 20-Minute HVAC Check Worth Doing
A dust storm puts more particulate through your system in one hour than a normal month. Here is what to check once the air clears.
Rooftop Units in a Phoenix Summer: What Business Owners Should Know
Nobody goes on the roof until something breaks. That is exactly why commercial HVAC failures always happen at the worst possibl…
Monsoon Lightning, Power Blips, and the Control Board You Will Replace
Modern HVAC equipment is full of electronics, and a Valley monsoon is hard on electronics. What surge protection is worth and w…
Monsoon Season: Why the House Feels Muggy at the Same Setting
When dew points climb in July, your air conditioner shifts work from cooling to dehumidifying. Here is what changes and what to…
Your A/C Died and It Is 112 Outside: A Practical Plan
First the safety part, then the things to check yourself, then how to make the house survivable while you wait.
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