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“ welding floor anchors ”

Resolution: Required top and bottom rod adjustment. Top rod possibly is adjusted too short and not lifting the rod far enough to engage the latch retention which would cause bottom rod to drag floor ...:

Does Von Duprin have a fire latch that will go into the floor?

Resolution: Auxiliary fire latch is tested only from door to door latching by Von Duprin. Some door manufacturers have tested our devices LBR and use additional fire latches to pass the fire test. Contact the ...:

Are masonry T anchor fire rated?

Resolution: Masonry T anchor are approved for fire rated frames up to 3 hours. T Anchors are shipped lose for field installation. Anchor construction: The T portion and the strap do have minimum dim...:

What are security jamb anchors?

Resolution: Security anchors are used in DW/K frames located directly above or below strike preparation on door side of frame. Because there are only two points of anchoring, the compression anchor near the ...:

What is the rough opening in walls for frame installations?

Resolution: For DW, K three sided frames and four sided borrowed light frames: Three sided frame = door opening width (order size) plus 1 1/2" minimum to 2" maximum and the door opening hei...:

What height should a lock or deadbolt be installed?

Resolution: According to ANSI specifications for cylindrical or mortise locks: The lock strike centerline should be 40 5/16" from the bottom of the frame with the lock in relation to the strike.&...:

Does LCN or Dor-O-Matic still make a floor closer?

Resolution: Neither Dor-O-Matic or LCN manufacturers a floor closer. :

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“ welding floor anchors ”

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