Reasons to shop from us

American Ventilation Control Systems (AVCS) is the premier developer and manufacturer of ventilation control systems located in San Diego, California. AVCS is the manufacturer of COSTARŽ 24VC-e, second generation of Quantum Group's COStar 24VC, is a state-of-the-art control device at cost effective price. The educated and experienced specialists at AVCS are ready to provide you with the highest level of service and engineering support.

Visit our website today for a healthier tomorrow and a growing business opportunity. Any order placed, before 12:00PM pacific time, will be shipped the same day.

Tel: 858.587.8803 | Fax: 858.587.8804 | Toll Free: 844.587.8803 Web: | Email: or