Click Here To View Another Inspection Inspection #: 900455 Inspection Type: Other - Mechanical Inspector: N.Smith Result: Partial Comment: Mechanical inspection to discuss cat III unit heater venting. One unit heater to be vented sidewall with B Vent. Per unit heater manufacturer an approved clearance thimble is required through combustibles materials and per duravent install guide - 7. FIRE STOPPING All Type B Gas Vents passing through floors, ceilings or walls must be firestopped using the Firestop Spacer. One unit heater to be venting above another roof section, make sure venting is not above any public walkways and follows manufacturer clearances. Inspection Corrections DateStatusCodeDescriptionRefLocationComments