Installation InstructionsHOOD EXHAUSTNOTE: Read thesenexttwo pagesonlgifgou plantoventgourexhausttotheoutside.Ifgou planto recirculatetheairback intotheroom,proceedto page 6.OUTSIDE TOP EXHAUST (EXAMPLE ONLY}The following chart describes an example of one possibleductwork installation.DUCT PIECESRoofCap12 Ft.Straight Duct(6"Round)Rectangular-to-RoundTransitionAdapter*EQUIVALENT NUMBERLENGTH x USED =24 Ft. x (1) =12 Ft. x (1) =5 Ft. x (1) =EQUIVALENTLENGTH24 Ft.12 Ft.5 Ft.Equivalentlengthsof duct piecesare basedon actualtests andreflect requirementsfor goodventing performancewith anyvent hood. Total Length = 41 Ft.*IMPORTANT:If a rectangular-to-round transition adapter is used, the bottom corners of the damper will haveto be cut to fit, using the tin snips, in order to allow free movement of the damper.OUTSIDE BACK EXHAUST (EXAMPLE ONLY}The following chart describes an example of one possibleductwork installation.DUCT PIECESWall Cap3 Ft.Straight Duct31¼"x 10"Rectangular)EQUIVALENT NUMBERLENGTH* x USED40 Ft. x (1)3 Ft. x (1)(_ 90° Elbow 10 Ft. xEquivalentlengthsof duct piecesare basedon actual tests andreflect requirementsfor goodventing performancewith anyvent hood.(2)Total Length =EQUIVALENTLENGTH40 Ft.3 Ft.20 Ft.63 Ft.NOTE: For back exhaust, care should be taken to align exhaust with space between studs, or wall should be preparedat the time it is constructed by leaving enough space between the wall studs to accommodate exhaust.4