Find expert opinions and professional advice from inside the heating, air conditioning, and indoor air quality industry!

Click on the links below to get started.

Why Do I Need to Change My Furnace Filter?

My Aprilaire Humidifier is No Longer Produced. Which New Model Replaces My Old One?

What Steps Need to be Taken to Prepare my Home for the Winter Season?

What is the recommended humidity level for my home?

See what we recommend as the Best Furnace - Air Conditioner Filter for Your Home

Eco-Friendly Swift Green Refrigerator Filters

General Review: Aprilaire Humidifiers

General Review: Lennox X6675 MERV 16 Air Filter

Furnace Humidifiers - Features & Benefits of Installing a Furnace Humidifier in Your Home or Office

Furnace Filters 101

Indoor Air Quality 101 - Why is Indoor Air Quality Important?

What is MERV?

What is HEPA?

Maintaining Proper Humidity with a Whole House Humidifier

Make a Smart Choice When Choosing a Humidifier

Lennox Healthy Climate Air Filters

General Review: Aprilaire 700 Humidifier

General Review: Aprilaire 700M Humidifier

General Review: Aprilaire 600 Humidifier

General Review: Aprilaire 500 Humidifier

General Review: Aprilaire 400 Humidifier

General Review: Aprilaire 400M Humidifier

DIY Home Energy Assessment