At Amazon, Prime members can get this 90° Magnetic Dryer Vent Quick Connect Coupling Kit for $41 automatically at checkout. A magnetic coupling lets the vent hose snap on and off for lint cleaning, and the 90 degree design cuts the gap between the dryer and the wall by 3 to 6″. The kit includes the wall assembly, adapter, clamps, a 4″ aluminum hose, and mounting hardware. Shipping is free. Buy Now at Amazon
Magnetic quick-connect design for easy hose disconnect during lint cleaning One-piece forged aluminum housing with polished finish Reduces the gap between dryer and wall by 3 to 6″ Fits dryer vent offsets from 0″ to 8″ center to center Kit includes wall assembly, dryer vent adapter, 2 clamps, 4″ aluminum hose, 4 wall anchors, and 4 screws 180-day free replacement for manufacturing defects


