4 Inch Stainless Steel Dryer Vent Cover Diameter ?:4 Inch Designed to be super flexible

Designed to be super flexible and flame-retardant

Easy to Clean:The design of electric dryer vent kit is a double filter system

High-Quality Dryer Vent Kit: Indoor dryer vent kit for electric dryer

Thick ropes can be adjusted to fit the duct' mouth size

Safety Alert Function: Dryer vent indoor with safety vent flap near the pipe connection

4 Inch Stainless Steel Dryer Vent Cover Diameter ?:4 Inch Designed to be super flexibleFeatured SUS 304 stainless steel material; Strong Anti corrosion,non toxic. Fly screen mesh effectively prevents anti insect from entering. U shape with drainage channels special design,waterproof and rain resist. Light paint surface to resist rain, anti dust and rusty,more durable. Buckle installation make a better connection between the ventilation and wall.