Ceiling Fan Size Guide: How to Choose the Right Fit
Don't guess which ceiling fan to buy. Learn how to calculate your room's square footage, choose the right blade span, and pick the perfect downrod length for maximum cooling.
Homeowner Knowledge Hub
#cooling-system
Articles tagged #cooling-system.
How to Use a Ceiling Fan Balancing Kit to Stop Wobbles
Stop that annoying ceiling fan wobble. Learn how to properly use a standard balancing kit to locate the heavy blade and apply weights for a smooth, silent spin.
Fridge Warm? How to Test the Refrigerator Damper Control
Freezer perfectly cold but your fridge is warm? The hidden culprit is often a stuck or broken refrigerator damper control. Here is how to test and fix it yourself.
Ceiling Fan Wobbling and Clicking? The 10-Minute Fix
A wobbling, clicking ceiling fan is annoying and can keep you awake at night. Learn how to diagnose and fix an unbalanced fan in 10 minutes with just a screwdriver and a ruler.
Why Lights Dim When the AC Turns On (And How to Fix It)
Does your house flicker like a haunted mansion every time the air conditioner kicks on? Learn why this happens, when it's a safety hazard, and how a simple hard start kit might fix it.
Sweating Ducts in Crawl Space? How to Stop the Condensation
Condensation on your HVAC ducts can ruin subfloors and cause serious mold issues. Learn how to diagnose the cause, seal air leaks, and insulate your way to a dry crawl space.
Best HVAC Filter for Allergies (That Won't Break Your AC)
Buying the highest MERV-rated filter might help your allergies, but it could destroy your AC. Learn how to balance indoor air quality with healthy HVAC airflow.
AC Leaking Water Inside? How to Unclog the Drain Line
A puddle of water around your indoor AC unit is usually caused by a clogged condensate drain line. Learn how to stop the leak immediately and clear the blockage using a wet/dry vacuum.
Thermostat Screen Blank? The 5-Minute Troubleshooting Fix
Don't panic if your thermostat screen goes completely dark. Before calling an HVAC pro, try this 5-minute troubleshooting guide to restore power and save yourself a $150 service fee.
How to Clean Your Outside AC Unit Before Summer Heat
Prepare your central AC for the summer heat by safely cleaning the exterior condenser unit. Learn how to remove debris, wash delicate fins, and improve efficiency.
Why Your AC Is Freezing Up (And How to Thaw It Fast)
Don't panic if your air conditioner turns into a block of ice. Learn why your AC is freezing up, how to thaw it safely, and the exact steps to fix the root cause.
How to Reverse Your Ceiling Fan Direction for Summer
Learn how to reverse your ceiling fan direction for summer to create a cooling wind-chill effect, improve room comfort, and significantly lower your seasonal AC bills.
Thermostat Reading Wrong Temperature? How to Fix It Fast
Is your thermostat reading 72 degrees but your house feels like a sauna? Learn how to troubleshoot and fix a thermostat that is displaying the wrong temperature before the summer heat arrives.
AC Not Cooling Upstairs? How to Balance Your Home Airflow
Struggling with a freezing downstairs and a sweltering second floor? Learn how to balance your HVAC dampers and fix your home's airflow without an expensive service call.
How Much Attic Insulation Do I Need? A Quick R-Value Guide
Is your second floor uncomfortably hot during the summer? Learn how to check your attic insulation, understand R-values, and lower your cooling bills before the heat hits.
How to Fix a Wobbling Ceiling Fan (And Stop the Clicking)
Stop the annoying clicking and scary wobbling before the summer heat hits. Learn how to diagnose, tighten, and balance your ceiling fan in under 30 minutes.
How to Switch Your Furnace Humidifier to Summer Mode
Don't let your air conditioner work overtime this year. Learn how to switch your whole-house humidifier to summer mode to save energy and prevent frozen AC coils.
How to Clean Your Window AC Unit Before the Summer Heat
Before wrestling your window AC into the frame, give it a deep clean. Learn how to safely dismantle, vacuum, and wash your unit to prevent musty smells and high energy bills.
How to Check Attic Ventilation and Lower Your Summer AC Bill
Stop cooling a 150-degree attic. Learn how to inspect and clear your attic ventilation to lower your AC bills and keep your second floor comfortable.
How to Check Weatherstripping and Keep Summer Heat Out
Don't let your expensive air conditioning seep out the window. Learn how to inspect, remove, and replace your home's weatherstripping before the summer heat hits.