TinnerFlow™Grease Duct & Specialty Exhaust
Welded grease duct, black iron, commercial kitchen exhaust, lab exhaust, corrosive systems, cleanouts, and specialty duct rules.
Grease Duct & Specialty Exhaust questions
What is the required clearance to combustibles for a Type 1 grease duct (black iron)?3rd Year · Stop / VerifyHow do I layout a welded grease duct slope so grease drains toward the hood?3rd Year · Stop / VerifyWhat is the proper welding procedure (MIG vs. TIG) for 16-gauge stainless steel duct?3rd Year · Stop / VerifyHow do I test a welded grease duct system for leaks (light test vs. water test)?3rd Year · Stop / VerifyHow do I install a cleanout access door in a welded grease duct?3rd Year · Stop / VerifyWhy does aluminum ductwork require closer hanger spacing than galvanized?3rd Year · Stop / VerifyWhy can’t commercial kitchen grease duct just be hung level?3rd Year · Stop / VerifyWhat should I check before grease duct fire wrap gets covered?3rd Year · Stop / VerifyDoes a grease duct elbow need a cleanout access door?3rd Year · Stop / VerifyWhy is a welded grease duct bowing when it heats up?4th Year · Stop / VerifyCan galvanized duct be used on lab fume hood exhaust?4th Year · Stop / VerifyWhy does smoke exhaust equipment need manufacturer clearance to combustibles?4th Year · Stop and Get DirectionCan standard spiral duct be used for commercial kitchen grease exhaust?3rd Year · Stop and get directionWhy is the blast gate slide jammed after installation?3rd Year · Check firstWhy does a reversed backdraft damper stop exhaust airflow?2nd Year · Check firstHow do I avoid the over-reamed pipe flange fracture?1st Year · Field Reference