Specification:Material: ABS PlasticFinish: PolishingFit Hole Diameter: 60mm - 70mm / 2.36" - 2.76"Inner Diameter: 57mm / 2.24"Mounting Diameter: 59mm / 2.32"Total Size: 89mm x 35mm / 3.5" x 1.38" (OD*T) Package Content:4pcs x Round Vent CoverDescription:Made of ABS plastic, with corrosion resistance. Easy installation: can be installed on the wall or ceiling. Just insert it directly into the vent hole. Suitable for exhaust and ventilation of bedroom, bathroom, kitchen, living room, office, and warehouse.
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