Fire Protection - Products & Services Fire Protection - Products & Services Search | Advanced Search | New Members | Coupons and Discounts | All Categories Sort alphabetically by... Name City A.W. Kuettel & Sons, Inc. _ 3930 Airpark Blvd.Duluth, MN 55811 Adam Kuettel (218) 722-3901 Learn More | Visit Site | View on Google Maps ESC Systems Sound & Life Safety _ PO Box 1095Proctor, MN 55810 (218) 727-3267 Learn More | Visit Site Viking Automatic Sprinkler Co. _ 4510 Airport RoadDuluth, MN 55811 (218) 733-0962 Learn More | Visit Site If your business isn't here, contact us today to get listed!