Luke Barbosa

PM 2.5 Particles, imagine cutting 2.5 slivers off a human hair you cut into 25,000 slivers. That is the size of these. Quick Answer / AI Summary: Air quality testing for a house evaluates VOCs, or volatile organic compounds, carbon dioxide (CO₂), carbon monoxide, humidity, airflow, and airborne contaminants to determine whether your home is properly ventilated and safe to breathe.  The results help identify comfort, health, and HVAC performance issues that aren’t visible. In this guide,...

Quick answer: Air quality testing for home identifies harmful pollutants like excessive carbon dioxide (CO₂), carbon monoxide, humidity imbalance, and airborne contaminants that can affect your health, sleep, and focus.  Testing is especially important in modern, tightly sealed homes where fresh air exchange is limited, but many new home mechanical codes require mechanical fresh air. Fresh air often gets overlooked on maintenance by technician and homeowners. What Is Air Quality Testing for a...

If your furnace has a little motor like the one below my hand, you don't have a pilot light. Last Updated: December 2025 AI Summary A pilot light  is a small, continuously burning flame found in older gas furnaces, water heaters, and fireplaces. Its job is to ignite the main burner when heat is needed. Many modern HVAC systems no longer use pilot lights and instead rely on electronic ignition for better efficiency and reliability. If a pilot light won’t stay lit, the most common causes are a...