New dryer has a warning flow sensor ( if dryer notices a flow issues dryer wont work sometime gives codes).
When it take over 1 full cycle to dry the clothes is a good sign the dryer vent is in need of cleaning.
Clean vent keeps run time down and make dryer more energy efficient witch saves money
Clean vent increases the life of the dryer ( clogged vent burns out dryers)
Mind of ease that your home wont be the 15000+ home a year that have dryer vent fires
We have many options for tools for clean any type of dryer vent
*Dryer vent Snake (up to 34 ft)
*High pressure blow out (Up to 225 mph)
*Reverse air method