what is td option?

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A current PDF copy of the Steelcraft Tech Data Manual is available on the Steelcraft website and can be downloaded here. To order a printed copy of the Steelcraft Tech Data Manual contact the Cust...
Yes, wood doors can be used and installed in most hollow metal frame applications including FE-Series and DE-Series Double Egress frames. Caution - For fire rated applications the wood door manufa...
Schlage only offers a limited number of keyways that match the BEST sections. Available in keys and cores.Specify keyway using the B suffix: AB = A, BB=B, CB=C, DB = D, DDB=DD, EB = E, FB = F, GB =...
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 dimensions th...
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 he...
Communicating Frames are hollow metal frame fabricated such that a door is installed in each rabbet of a double rabbeted frame (2 doors total) to facilitate dual access and control of the opening, ...
The following anchors are approve for use in FEMA Tornado Resistant openingsMasonry walls:Jamb anchors - Wire masonry anchorsSill (base) anchors - Adjustable base anchorsExisting walls:Jamb an...
TD
On ND locks manufactured on or after January 30, 2017 only the SFIC lever and SFIC driver are needed to convert the lock from Full Size conventional (PD) or Full Size IC (JD, RD, TD) prep to S...
On ND locks manufactured prior to January 30, 2017, the lever, spring cage and tailpiece needed to be replaced with the SFIC lever, SFIC spring cage and the SFIC driver . N123-056 - Outside sp...
The minimum stile and rail dimensions are to exposed glass are: Stiles = 6 13/16" Top Rails = 6 3/4" Center Rails = 7 1/2" Bottom Rail = 10 3/4" For high traffic and high abuse locations th...