*KeyFeatures *Multi-Layer Filtration: This 3-in-1 indoor dryer vent kit includes a metal mesh screen, thickened cotton layer and hood to trap airborne particles and debris. Fits 4 inch (99 mm) exhaust hoses and is ideal for indoor venting *Long-Lasting Durability: Made of premium ABS with ideal corrosion-resistance heat-resistance and flame-retardant properties. Maintains shape and performance over time even in demanding conditions *Security Alert Feature: Built-in auto-opening vent hood alerts you when it's time to clean the mesh helping avoid overheating caused by buildup. Keeps your dryer running securely and extends its service life *Easy Maintenance: Designed with a detachable mesh cap that can be detached without tools. Quickly clears out buildup and lint making routine cleaning simple and efficient *Quiet and Energy Efficient: Operates smoothly with minimal noise. Energy-saving design reduces power use and drying time. The advanced filtering system helps maintain fresh air after each cycle ******************************************************************************************************* *Specifications Item Model Number: HG-02 Exhaust Port Outer Diameter: 4 inch / 99 mm Water Tank: No Color: White Main Material: ABS Net Weight: 2.07 lbs / 0.94 kg Item Dimensions: 9.29 x 5.28 x 11.57 inch / 236 x 134 x 294 mm ******************************************************************************************************* *Pakcage Content 1 x Shell 1 x Metal Filter Mesh 1 x Mesh Cap 4 x Filter Cotton 4 x ST4*30 Screws 4 x M4 Plastic Expansion Screws 1 x Hose Clamp (Hose Clip) 1 x Exhaust Pipe (Aluminum Foil Expandable Tube) 1 x Exhaust Cap 1 x User Manual