HUOMAQFAN Cowled External Air Vent Covers 100mm / 4 inch 304 Stainless Steel Extractor Fan Outside Air Vent, Cowled Duct Cover with Bird Screen Mesh for Walls Outside Kitchen Ducting Bathroom Dryer

• 【Product Specifications】This set includes 1 100mm exhaust fan vent cover, 4 mounting screws, and 1 rubber washer for noise reduction. (Please note: The diameter of the external ventilation cover is 95mm, which can be tightly installed with 100mm pipes or holes.). Please confirm the required size before placing an order to ensure that the product is compatible. ）
• 【Durable Material】The extractor fan vent cover is made of high-quality 304 stainless steel, which has strong rust and corrosion resistance. This vent is not afraid of sun and rain, and its service life far exceeds that of ordinary plastic vents.
• 【Efficient Protection Design】The hood style design can block rainwater and strong winds from entering. The built-in baffle design of the wall louvre grill can effectively block foreign objects such as outdoor birds and squirrels from entering the ventilation duct.
• 【 Easy To Install 】Ventilation grills cover is suitable for rigid/flexible ventilation ducts. Whether it's wall or ceiling installation, just mark the hole positions, drill holes, fix screws, and it can be completed in a few minutes, making disassembly and cleaning equally convenient.
• 【Widely Applicable Scenarios】External air vent covers are perfect for various indoor and outdoor ventilation equipment such as bathroom exhaust fans, kitchen range hoods, air conditioning systems, etc. Ventilation grill with rain and wind protection is suitable for various environments such as homes, offices, garages, RVs, etc.

This product is a high-quality stainless steel vent designed specifically for modern home and commercial spaces. It combines excellent durability, efficient protective performance, user-friendly silent design, and simple installation process, making it an ideal terminal accessory for connecting bathroom exhaust fans, kitchen range hoods, dryers, and other equipment with outdoor environments. It can effectively improve indoor air quality and living comfort. Features: Compatible with various pipelines: The standard circular interface at the back end is 100mm/4 inches, perfectly compatible with mainstream rigid metal/plastic ventilation pipes and flexible ventilation hoses on the market. Two fixed schemes: Direct insertion fixation: For non flexible metal plastic pipes, the pipe can be directly inserted into the bottom interface of the ventilation opening until it reaches the wall, and then the ventilation opening frame can be fixed with screws. Pipe clamp fixation: For flexible air ducts, simply fit the hose onto the interface and secure it with a steel pipe clamp (to be provided separately), then fix the ventilation opening.