VEVOR Recessed Manhole Cover Covers 50x50 cm ar Opening, Power-Coated Steel Drain Cover Overall Size 57x57 cm, Sealed Square Manhole Covers and Frames Steel Man Hole Cover Lids for Boats and Ships

Stylish Appearance: These square man hole covers with appealing appearance, smooth in surface. Raised stylish patterns of the steel plate significantly increase the friction when you walk over it. Power-coated Steel: The recessed manhole cover made of high-quality steel with a sealed plate and frame. The powder-coated surface is rigid, durable, rustproof, and anti-corrosion. Precise Dimension: The inspection cover builds in a precise dimension with thickened plates. With Clear Opening Size: 50x50 cm, Overall Frame Size: 57x57 cm, Height: 4 cm. Sealed and Locked: The cover is a power-coated drain cover assembly. Sealing and locking well. The whole cover kit consists of a steel plate, a square frame, and two locking screws, with a center hole for ventilation. Wide Application: The item can be used as a block paving manhole cover on the boats and ships, mounted effortlessly on the decks or the inner floor of the ferry, capable of bearing a certain weight, sealed as a reliable closer.