DUNDAS-JAFINE  |  SKU: 3721011

4" Dryer Vent Draft Blocker

$1199
Description
  • Constructed of high impact plastic
  • Flaps opens when dryer is operating and shuts out cold air when dryer is not in use
  • Air moves in one direction only - out of the house
  • Designed to keep cold air from entering your home through the dryer
  • Fits all 4" dryer vent ducting
  • Easy to install
    • Specifications
    Diameter 4"
    Material PLASTIC
    Model DB4ZW
    Package height 5.5 in
    Package length 2.9 in
    Package width 6.0 in
    Product class MVF4