Lambro 109R Aluminum Roof Cap, 4"

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4" Round Aluminum Roof Cap with damper & screen. Fits 4" diameter duct, 1-3/4" flange. Not designed to be used for dryer exhaust.
SKU: 40160691
MFG: 109R
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  • 1-3/4" collar
  • Material: Aluminum
  • Includes damper and screen
  • Opening/closing damper prevents outside elements from entering the vent
  • Screen prevents birds from nesting inside of vent
  • Designed to prevent leaks with proper installation
  • Not recommended for clothes dryer venting


MFR: 109R
SKU: 40160691
UPC: 039899001096
Brand: Lambro