Specification:Material: PP PlasticFinish: PolishingFit Hole Diameter: 70mm - 80mm / 2.76" - 3.15"Inner Diameter: 67mm / 2.64"Mounting Diameter: 69mm /2.72"Total Size: 98mm x 36mm / 3.86" x 1.42" (OD*T) Package Content:2pcs x Round Vent CoverDescription:Made of PP 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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