NJ Winter Newsletter 2015

RoofVentilation ToCodeorNotToCode

“Ventilation. Enclosed atics andenclosedrafterspacesformedwhereceilings areapplieddirectlytotheundersideofroofframingmembersshalhavecross ventilationforeachseparatespacebyventilationopeningsprotectedagainst theentranceofrainandsnow.Blockingandbridgingshalbearangedsoas nottointerferewiththemovementofair .” -2015International BuildingCode TheCode:

NOTTOCODE

TOCODE

“Ventilation”and“movementofair”arethekeytermsinthiscode.Itis imperativethattheatichasgoodairflowataltimes.Practicessuchas thatdepictedintheabove“nottocode”preventairflowandaltertheatic temperaturewhichcanleadtoleaksandicedamming. ThisisNOTtocodeandNOTgoodforyourroofsovertime.

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