Superior ® Smoke Generators allow you to see air flow and is very effective for Professional Air Flow Studies, testing HVAC equipment, and finding Leaks. Superior ® Smoke is fast, easy, and inexpensive to use. Smoke Test flues, vents, furnaces, ducts, chimneys, exhausts, plumbing, smoke evacuation systems, alarm systems and more. Superior ® Smoke is available in a variety of sizes for specific testing situations. — Superior Signal Company LLC., 800/945-8378, www.superiorsignal.com/ihn
