Ventilation device for a vehicle seat assembly

A ventilation device for use in a vehicle seat assembly that comprises a seat bottom having a bottom cushion and a seat back coupled to said seat bottom with said seat back having a back cushion, and at least one of said bottom cushion and said back cushion having a passage, said ventilation device comprising:

• a flow control layer defining a first support area having a first plurality of slits and a second support area, adjacent to said first support area, having a second plurality of slits, with each one of said first plurality of slits and said second plurality of slits having a pair of opposing edges defining a width therebetween, with said width of said first plurality of slits and said second plurality of slits being moveable between a restricted position and a free-flowing position, and said width of said first plurality of slits moving to said free-flowing position while said width of said second plurality of slits remains in said restricted position when said first support area receives a first load for flowing air through said first plurality of slits and said passage;
• a fan fluidly communicating with said first plurality of slits for generating a flow of air through said first plurality of slits;
• and
• a conduit having one end fluidly communicating with said fan and an opposing end for fluidly communicating with the passage of at least one of the back cushion and the bottom cushion for directing said flow of air.