For air duct cleaning, mold testing, smoke damage cleaning, chimney sweeping and a slew of additional air cleaning services, contact L Seven N Company Inc, Ventilation Cleaning Specialists today! We’re well-versed in a wide range of services, completely dedicated to leaving our customers with the freshest, cleanest, healthiest air possible. Our capabilities are open to both residential (chimney sweeping, dryer vent cleaning) and commercial (grease trap cleaning, mold testing) services, including hood and air duct cleaning, with discounts and estimates available upon request. For more information about our full scope of abilities or to get in touch with us today, please fill out the contact form below. We welcome inquiries from customers throughout Santee, El Cajon, La Mesa, San Diego, and San Diego County, CA and the surrounding 200-mile area.