KEEP YOUR AIR DUCTS FREE OF CONTAMINANTS TAKE ADVANTAGE OF OUR RESIDENTIAL CLEANING SERVICES IN CLARKSBURG, WV A&F Enterprises, LLC specializes in providing comprehensive HVAC services to homeowners. But that's not all we do. Our crew can take on all kinds of projects, from air duct cleaning and AC repairs to water heater replacements and seasonal tune-ups. With over 32 years of experience, our technicians know how to keep your heating and cooling system working efficiently.