Engineering Center

Can I use the CFS-TTS Firestop Top Track Seal when I have a 2" deflection requirement? This means the compressible material of your product needs to be longer than 2" to receive the gypsum wall board. Is that correct? Is this possible?

can we do a tension test on this countersunk anchors

Je viens d’assister à votre webinaire Connexion Béton-Béton et je n’ai pas pensé à poser ma question directement. Durant cette présentation, vous avez parlé d’une méthode empirique pour le calcul de connexion par connecteur post-scellé. A quelle méthode faite vous référence ? Bien à vous,

When seismic design is selected in load type, the program seems automatically screen out the Kwik Bolt TZ2?

Can HDA-P undercut anchors be installed through metal stay-in-place forms into the underside of a concrete roof slab, provided that the proper embedment into concrete is achieved for the desired loading?

A hole was cored in concrete wall (1-hr FRR) for the installation of a recessed hose bibb box.

When is bottom of wall fire caulking not required?

Is Hilti HIT HY 200 adhesive compatible with hot-dipped galvanized reinforcing bars?

I have TJI floor joists penetrating one side of a gwb 1-hr rated assembly (GA WP 3370). We called out fire caulking at the penetration (the entire perimeter of the TJI and at the floor sheathing). The AHJ is asking for "listed detail for the assembly". The contractor spec'd out FS-ONE MAX for the fire caulking. Do you have a d...

i have a 3 hour CMU fire wall with a 3 hour rated door opening. however, the door frame is 2" shorter than the masonry opening, leaving a 2" gap in the wall. is there a fire safeing assembly for filling this gap with mineral wool and coating it? (gap = 2" tall x 8" deep x 8'-4" wide) surely this isnt the first time a mas...