Deflecto Supurr-Flex Metallic Duct, Flexible Multi Layer Transition, Silver, 4" x 20' (F0420B/2)

Easy Turn Thumb Screw Metal Clamp, Adjustable 3-4 1/2” Diameter, Ideal For Dryer and Plastic Vent Ducts, 2 Pack (Easy Turn Clamp)

Deflecto Duct Connector, 4" (DAC4C)

Deflecto Supurr Guard Louvered Dryer Vent Hood, 4", White (GVHAW4)

Lambro 244 Duct Connector

Hydrofarm Active Air Stainless Steel Duct Clamps, 4" (Pack of 2)

Deflecto Dryer Vent, Wide Mouth Galvanized Vent Hood, 4”, Silver (GVH4NR)

1st Place Products 1/2 inch Wide 4 inch Key Hose Clamp Set - Pack of 6 - Great for Dryer Vents & Dust Collection Systems - 3 1/2" to 4 1/2"

Whirlpool 4396006RW Venting Close Elbow, 1-(Pack)

STV-90 Dryer Duct Connector - DIY Easy Dryer Vent Hookup Kit - by Ziggurat Products

Deflecto Supurr-Vent Louvered Outdoor Dryer Vent Cover, 4 Inches Hood, White (HS4W/18)