HVAC Contractor Blog

Stay informed with O'Dell's Heating & Cooling Blog. Offering insights and tips from Knoxville, TN, and serving areas like Loudon, Maryville, and beyond. Discover expert advice to keep your HVAC systems running efficiently all year round.

A person is cleaning an air vent on the ceiling.
A large air conditioner is sitting in the backyard of a house.
HVAC technician inspecting mini-split air conditioner unit with a tablet in a dark room.
By O'Dell's Heating & Cooling April 22, 2026
First warm day and your AC won’t start? Learn DIY checks, when to reset breakers, and when it’s time to call a Knoxville HVAC pro for safe spring repairs.
Technician in blue cap and coveralls, smiling, working on an AC unit outside a house.
By O'Dell's Heating & Cooling April 15, 2026
Wondering how many days you’ll be without heating or cooling? We walk through each step of HVAC installation and realistic timelines for Knoxville homeowners.
Person in gloves installs a white wall-mounted air conditioner unit near a window.
By O'Dell's Heating & Cooling April 7, 2026
Pollen season got you sneezing? Explore filters, UV lights, dehumidifiers, and duct cleaning options that ease spring allergies in Knoxville and nearby areas.
Woman and man discussing near a home. The man holds a tablet, near a white box.
By O'Dell's Heating & Cooling March 24, 2026
Hosting Easter or Good Friday guests? Learn how to prevent hot-and-cold spots, cut HVAC noise, and improve indoor air quality before family fills your home.
Person facing several air conditioning units, looking up. Red plaid shirt in front of industrial wall.
By O'Dell's Heating & Cooling March 18, 2026
Adding a room or finishing a basement? See how pros calculate HVAC load, choose equipment, and design ductwork so new Knoxville spaces stay evenly comfortable.
White rectangular vent on a light blue wall, with black slats.
By O'Dell's Heating & Cooling March 10, 2026
Learn common causes of stuffy spring air—trapped humidity, poor exhaust, clogged filters—and which home ventilation upgrades can quickly restore fresh airflow.
Man in blue overalls and hard hat inspecting ceiling ventilation in an office.
By O'Dell's Heating & Cooling March 4, 2026
Unsure if a spring HVAC tune-up is worth it? Learn how maintenance cuts breakdowns, lowers bills, and extends system life for Knoxville and East Tennessee homes.
White wall-mounted air conditioner unit displaying the number 27.
By O'Dell's Heating & Cooling February 24, 2026
Compare ductless mini-splits to extending ductwork. We explain costs, comfort, energy savings, and when a ductless system is the best choice for Knoxville homes.
Yellow gas pipes on a textured gray wall.
By O'Dell's Heating & Cooling February 18, 2026
Planning a new gas appliance? Learn average gas line installation costs in Knoxville, permit rules, and key safety steps only a licensed contractor should handle.
Exterior air conditioning unit mounted on a gray wall next to a window.
By O'Dell's Heating & Cooling February 10, 2026
Discover how filters, humidity control, and ventilation work together to cut germs and improve indoor air quality, keeping your Knoxville family healthier this winter.
Show More