Air Quality & Ducts
Leaky Ducts: The Invisible Reason Your House Is Dusty and One Room Is Cold
Roughly a third of the air you pay to heat can be lost to duct leaks. Why a return-side leak causes the dust no…
SwiftPro Knows Best / Heating & Furnaces
Heating & Furnaces Articles
Honest heating & furnaces answers from the licensed pros serving Northern Virginia.
Air Quality & Ducts
Indoor Air in Winter: What an Air Scrubber Does, and What It Does Not
The honest order to spend money in: filter, hygrometer, return-duct leaks, media cabinet, humidifier, duct cleaning, then an air scrubber. What each actually fixes.
Heating & Furnaces
Commercial Rooftop Units: The Fall Inspection, and When to Stop Repairing
What a real fall inspection covers on a commercial RTU, the five things to check yourself between visits, the economizer that triples a gas…
Heating & Furnaces
Church HVAC: Heating a Building That Is Empty Six Days a Week
The setback that saves money and the one that costs it, stratification in a high sanctuary, carbon monoxide in an assembly building, and how…
Heating & Furnaces
Restaurant HVAC in Northern Virginia: The Balance Problem Nobody Diagnoses
If your front door is hard to pull open, that is an HVAC diagnosis. Makeup air and exhaust balance, what actually fails on a…
Heating & Furnaces
Furnace Short Cycling: On for Three Minutes, Off, On Again
Five causes, and the two most common you can check in ten minutes. Why short cycling ages a furnace several times faster, and the…
Air Conditioning
Thermostat Not Working, and How to Pick the Next One
Blank screen, no response, or the heat is on and the air is cold. What is actually the thermostat, what is not, and the…
Heating & Furnaces
The Heat Is Out: What to Check, and How to Stay Warm Safely Tonight
The ten minute check that fixes a real share of no-heat calls, what each symptom means, and how to stay warm tonight without the…
Heating & Furnaces
Furnace Filters: Which One, How Often, and Does MERV Matter
The cheapest thing in your system and the one most likely to cause an expensive problem. What MERV to buy, how often to change…
Heating & Furnaces
Whole-House Humidifier: Worth It in a Virginia Winter?
Measure your humidity first with a $10 gauge, then decide. The three kinds of whole-house humidifier, why we price one at the visit, and…