Dryer duct lint traps fits most 4-inch dryer ducts and works with electric dryers ( not dryers The dryer duct lint effectively captures lint, It catches lint before it enters your duct systems, Keep your home clean and tidy, reducing the risk of accidents caused by dryer lint, Reduce hazards Easy Maintenance: Clear door cover design allows an unobstructed view of the lint The meshes can be easily removed for cleaning or replacement without additional tools, saving you time and effort during use Make of sturdy metal with high temperature resistance, able to resist wear and tear in long-term use, and used for a long time without deformation or damage Effectively captures lint and prevents it from entering the air ducts and causing blockages, improving drying efficiency Also, keeping the duct clean reduces the risk of catching