STAINLESS STEEL MATERIAL: The ventilation grilles is made of stainless steel, which is anti-corrosion, rust- proof and oxidation-resistant, and is not not easy to deform. The surface is smooth and the edge curvature is natural. HONEYCOMB GRID DESIGN: The circular vent mesh design has honeycomb- shaped small round holes with a diameter of 3 mm, which has good ventilation and air permeability, while preventing insects such as cockroaches from entering. DIMENSION: The bottom diameter of the vents grid is 35mm/1.37in, and the outside diameter is 41.5mm/1.53in, Groove depth is 9 mm/0.35in. EASY INSTALLATION: This exhaust port installation does not require too much effort and can be directly installed in with holes of the same diameter. The vents grid can be.
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