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.

an HVAC technician checking the return air vent filter

HVAC Return Air Vent Filters – An Easy Guide

Using an HVAC return air vent filter has many benefits but may not be right for certain setups. In this guide, we look at when to use a return vent filter, how to pick the right type, and how to clean your filter to keep it performing its best.

A HVAC expert installing ductwork

HVAC Duct Calculator

Having the right-sized HVAC ducting in your home is important for keeping rooms comfortable without overtaxing your system. In this guide, we go over the calculations needed to determine the ducting you need and look at the key factors for determining duct size.