Intrepid Certified Backflow Inc is located at 21861 Montbury Dr, Lake Forest, CA. This business specializes in Manufacturing & Industrial Supplies. Intrepid Certified Backflow Inc is open Mon, 9am-5pm; Tue, 9am-5pm; Wed, 9am-5pm; Thu, 9am-5pm; Fri, 9am-5pm; Sat, Closed; Sun, Closed and accepts Cash, Mastercard and Visa.