Good QualityThis outdoor ventilation grille made of 304 stainless steel material, durable, anti-rust and corrosion resistant. This valve to make the evacuation of air from the dryer more aesthetic and to prevent the intrusion of animals and insects. This ventilation grille allows you to evacuate hot air from the air conditioner, aesthetic and solid, it meets all your conditions, all that remains is to install it. Wide applicationOur dryer grille is perfect for the Use in clothes dryer vent hoses and pipes, bathroom vents and vents, air conditioning units, kitchen fans and vents, electric clothes dryers, range hood extractors and many other other industrial uses. Rear fitting for connecting to air ducts with an inner diameter of 100mm. Rainproof design45 degree outward opening, weatherproof design. This is the outlet of the wall ventilation cover. Effective in releasing air and preventing harmful entry into hoods. They are ideal for use in both home and commercial exhaust applications. Quick InstallationThe air cap is installed by inserting the nozzle into the vent pipe. Tightening the rubber seal requires a bit of tact. Then the ventilation grille is fixed to the wall using the four screws provided. The stainless steel square vent does not have tabs, fixing screws, fixing clips and washers. You will need to fit these parts yourself. Quality Guarantee1 x Outdoor Vent Grille. The outer dimensions are as follows: 184mm x 184mm / 7.24in x 7.24in; Weight: about 305g. Stylish and durable drain outlets that are ideal for the modern home. If you have any questions, you can contact us by email 24 hours a day. Warning: Not suitable for children under 14 years of age. Use under adult supervision Caution:Use under adult supervision