Chamber Master Template Master Mechanical Share: Heating & Cooling Systems-RetailHeating & Cooling Systems-Service & Repair Master Mechanical Visit Website 3900 E. Hwy. 66 #1 Flagstaff, AZ 86004 (928) 527-4103 (928) 527-1266 (fax) About Map About We strive to provide quality, prompt and honest service to our community. We specialize in both commercial and residential HVACR service, sales and installation. Commercial refrigeration. What's Nearby? Distance: 5 10 15 20 25 50 mi.