Why Children Are Disproportionately Affected by Indoor Air Pollutants Children breathe more air relative to their body weight than adults — roughly twice as much per kilogram — and their developing respiratory and immune systems are more vulnerable to the effects of airborne pollutants and allergens. They also spend more time indoors than most adults,
What the MERV Rating System Actually Measures MERV — Minimum Efficiency Reporting Value — is the filter performance standard established by ASHRAE (Standard 52.2) that measures how effectively an air filter captures particles across twelve specific size ranges, from 0.3 microns up to 10 microns. The rating scale runs from MERV 1 (nearly no filtration)
What Duct Cleaning Actually Involves A professional duct cleaning is a mechanical process. It is not a spray, a fogging treatment, or a chemical application. The goal is to physically remove accumulated dust, debris, biological material, and other contaminants from inside your HVAC duct system — including supply ducts, return ducts, registers, diffusers, air handler