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System B3 – with cylinder lock

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The B3 is a universal, non-rated access door. A 20 ga / 1 mm galvanized steel, formed door provides strength and rigidness, and features a Round Cylinder Lock with Key closure. The door is fully detachable and suitable for left- or right-hand operation. The 20 ga / 1 mm galvanized steel frame with a rounded profile flange provides a smooth transition to almost any installation surface. Four riveted wall anchors ensure a quick and safe