Atlantic offers Tubular Latches available in CE Certifire & Standard. Our standard Bolt Through Tubular Latch (AL..) is a quality Architectural Grade latch made from Pressed Steel. Available in 2.5?, 3?, 4? or 6?. For sizes 3? or above these latches are double sprung and heavy-duty.The Atlantic Elite CE Certifire Tubular Latch is of a medium-duty and is fire rated. Available in 2.5? or 3? and in 15 finishes. To be compatible this product must be used with intumescents.