Why is my furnace blowing cold air? 10 fixes, shown beside a Goodman gas furnace

Why Is My Furnace Blowing Cold Air? 10 Fixes To Get the Heat Back

Is your furnace blowing cold air when the heat is on? The most common cause is a thermostat fan set to ON instead of AUTO, which keeps the blower pushing room-temperature air between heating cycles. That’s a ten-second fix. Most of the other causes are quick too, like a clogged filter or a furnace that … Read more

A modern living room with a fireplace on the left and an air conditioning unit on the right, featuring the text “What is BTU?” with colorful arrows and airflow graphics.

What is BTU? Understanding British Thermal Units

BTU is a common specification listed on heaters and air conditions, but what is BTU? Get that answer and everything else you need to know about energy and heat with respect to these units, right here.