General description Air vent grille made of 304 stainless steel, thickened for durability, resistant to deformation and rust. The 100mm hemispherical hood design is windproof and rainproof, making it very easy to install and use. This stylish steel wall extractor outlet features a fine mesh to keep insects out and a weather seal to prevent leaks and unwanted drafts. The interior design is shaped like a grid and is inclined at 45° to prevent rainwater from entering the pipeline. Ideal for various applications including bathroom fans, kitchen fans, range hood extractors, and a wide variety of industrial uses. Technical specifications Material: 304 Stainless Steel Circular Pipe/Hose Connector Diameter: 100mm (4") Weight: 110g Product Size: 14 x 9 x 4 cm Usage All tumble dryer ventilation pipes Bathroom pipes, vents, and extractors Air conditioning units Kitchen fans and vents All wall vents Heat transfer and ventilation systems Gas and electric tumble dryers Extractor hoods Wide variety