The Environmental Protection Agency (EPA) was established in 1970 to combine into one agency a variety of federal research, monitoring, standard-setting and enforcement activities to ensure environmental protection. Their mission is to work for a cleaner, healthier environment for the American people. Visit some of the EPA's resource links below:
Do not assume that all duct cleaning service providers are equally knowledgeable and responsible...
The National Air Duct Cleaners Association (NADCA) was formed in 1989 as a non-profit association of companies engaged in the cleaning of HVAC systems. Its mission was to promote source removal as the only acceptable method of cleaning and to establish industry standards for the association. Today, NADCA standards and certification are specified on a regular basis to ensure that HVAC systems are assessed, cleaned, and restored in a safe and efficient manner. Visit some of the NADCA's resource links below:
Indoor air quality is one concern that homeowner have when they decide to investigate air duct cleaning...
A list of frequently asked questions for residential customers.
A list of frequently asked questions for commercial customers.
NADCA partnered with the University of Colorado in Boulder to determine how much energy it costs to operate a fouled heating and cooling system...