12 49-80819DETERMINE INSTALLATION HEIGHT, DUCT COVER ACCESSORIESThese vent hoods must be installed 30” min. to 36”max. above the standard 36” high cooking surfacewhen installed over any professional style rangetop orrange. The exact hood installation height is determinedby the ceiling height.1. Measure the exact ceiling height.2. Review the chart at right to determine the rangeof possible hood installation heights that can beaccomplished with one or more duct covers.3. Increase or decrease hood installation height toaccommodate the fixed 6" or 12" duct covers anduse a whole number of duct covers, otherwise cuttingand modifying one duct cover may be required.4. Duct covers may be stacked, in variouscombinations, to reach ceiling heights.Straight or Taper-Sided HoodsNOTE: Minimum ceiling height for REAR WALLEXHAUST with duct covers is 8'4" when installing at30" above countertop using 10" elbow.*Based on 36" countertop height.NOTE: Additional duct covers may be used to reachhigher ceilings.INSTALLATION PREPARATION Installation PreparationActualCeilingHeight*PossibleHoodInstallationHeight6" DuctCovers12" DuctCovers7' 11" 35" 18' 0"8' 0"30"36" 118' 1" 31" 18' 2" 32" 18' 4" 33" 18' 4" 34" 18' 5" 35" 18' 6"8' 6"30"36"1 118' 7" 31" 1 18' 8" 32" 1 18' 9" 33" 1 18' 10" 34" 1 18' 11" 35" 1 19' 0"9' 0"30"36" 1219' 1" 31" 29' 2" 32" 29' 3" 33" 29' 4" 34" 29' 5" 35" 29' 6"9' 6"30"36" 1219' 7" 31" 1 29' 8" 32" 1 29' 9" 33" 1 29' 10" 34" 1 29' 11" 35" 1 210' 0"10' 0"30"36" 13210' 1" 31" 310' 2" 32" 310' 3" 33" 310' 4" 34" 3Installation HeightCeiling Heightto FloorDuct Covers18" HoodHeight