H&C Vent White Ventilation Gravity Grille 153mm with 100mm 4 inch connector│ Air Covers Flaps and Insect Protection │ Extractor Cover for Duct Pipe, Wall, Window Inside Outside use

VENTILATION GRILLES IN ALL SIZES AND COLORS: You will receive a square ventilation grille (150 x 150 mm) with mosquito net and adjustable plastic slats for openings of 99 mm in diameter, ideal for protecting against the elements, for air outlet openings and for various ventilation systems. Please check before EXCELLENT APPEARANCE Colors look great in indoor and outdoor use. The material is UV resistant and will not change color in the sun. Mosquito net with mobile lid ideal use in homes, apartments, garages, sheds, offices and industrial spaces for bathroom or kitchen extractors, adjustable ventilation grid, kitchen hoods, dryers, air conditioning diffuser (AC), kitchen extractor cover, exhaust fume extractor, VMC double flow. The grille covers the exhaust vent while preventing cold air and insects from entering your home. It is mainly used for small air ventilation systems both internal and external. ✔ Practical use ✔ White ventilation grille with gravity blinds and insect protection. Gravity blinds (blinds/gates/slats) function as a one-way valve and stop airflow when the ventilation system is not in use, preventing bad odors, dust and cold from entering your home. Durable Material UV and weather resistant. Made of durable ABS plastic, this exhaust cover retains technical and aesthetic properties in different conditions (temperatures from -4°F to +149°F) internal and external. The material is smooth, lightweight, flexible and offers comfortable and reliable long-term wear. An excellent part of the ventilation system such as exhaust fan, oven ventilation grille, motorized air conditioning grilles, bathroom air extractors, kitchen extractor grate, locking grate, extractor hood grille, hood pipe trim, rectangular ventilation grid, extractor hood check valve. Easy to install: air vents designed to be mounted on the wall, PVC window or ventilation kit. Ideal for brick walls. Choose and measure the mounting location for this grille. Easily mount the air vent using the 4 connection points for a secure fit and connect it to the ventilation system. We recommend using screws, but it can also be installed using elastic glue or silicone. Make sure the slats are in the correct position so that they work properly