Ventilation Duct Cover, 4 Dimensional Ceiling Diffuser, Exhaust Supply Valve, Air Intake, Ventilation Pipe Cover, 75mm

ABS Material Our vent duct cover is made of ABS material, ensuring long service life and longevity of use. It is safe for indoor use and wear-resistant Adjustable air volume: install the vent duct cover, the space can be expanded and contracted by rotating the center plate and the adjustment valve can control the air volume to achieve the ideal air supply volume Easy to install: just install step by step according to the installation diagram. First, cover the cover of the air outlet, and then tighten it in the direction of the thread. No other tools are needed and installation is very simple PERFECT FOR INDOOR SUCTION - This blanket is designed to be used for indoor ventilation, effectively removing unwanted air and promoting good airflow VERSATILE PERFORMANCE - Designed for versatility, our vent valve excels in extracting air from various environments including residential homes, offices and spaces with air conditioning. Installs on ceilings or walls for optimal performance