Division 7 Ebook Page 581 CMU Structural Fire Resistance ASTM E119 Tech Bulletin

Technical Bulletin SS-03 ENCLOSURE SOLUTIONS Technical Bulletin CMU-03 Horizontal Joint Reinforcement Any truss style adjustable joint reinforcement with eyes to receive wire ties for insulated cavity walls. Prefabricated steel reinforcement, truss or ladder type, used for embedment in every second horizontal mortar joint. Placed the full width of wall assembly. Side and cross rods No. 9 (0.150 in.) min diam with welded joints a max 16 in. OC. Not Specified Any truss style adjustable joint reinforcement with eyes to receive wire ties for insulated cavity walls. Any truss style joint reinforcement Masonry Ties Pintle wire ties used to fasten brick veneer through foamed plastic or mineral wool into concrete block horizontal joint reinforcement. Wire ties spaced 16 in. O.C. vertically and horizontally. Use Thermafiber RainBarrier Clip optional to secure mineral wool insulation. 3/4 in. wide, 7 in. long corrugated 26 MSG galv steel. Spaced one to each brick in every second course of blocks. None/Not Specified Pintle wire ties used to fasten brick veneer through foamed plastic into concrete block horizontal joint reinforcement (Item 6). Wire ties spaced 16 in. O.C. vertically and horizontally. Zinc barrel masonry veneer anchor with 1-3/4 in. long concrete block screw attached into concrete block (Item 1). Includes flanged head/ integral zinc/EPDM washer, and thermal break clip to receive pintle wire tie. Barrel length to be determined by the thickness of XPS CI. Install with 2 in. diameter plastic brick tie washer, minimum one anchor per 2.67 square feet, or spaced closer if required by building code. Continuous Insulation (CI) (Alternate 1) Foamular CW25 (XPS), 16 in. wide, unfaced, max 4 in. thick, single or multiple layer, installed over WRB and concrete block wall between eye wires and secured with wire tie pintle legs Foamular 150, 250, CW15, CW25 Foamular 150 or 250, installed on the interior face of the CMU using flat steel furring, min 0.020 in. thick (26 gauge) galv steel, 1-5/8 in. wide, 0.1 in. deep spaced 24 in. OC. Fastened to CMU through XPS CI. Foamular CW25, 16 in. wide. Unfaced, max 4 in. thick, single or multiple layer, applied to concrete block wall with wire ties. Foamular 250 Continuous Insulation (CI) (Alternate 2) Thermafiber RainBarrier or HD (mineral wool), 16 in. wide, unfaced, max 4" thick, single or multiple layer, , installed over WRB and concrete block wall between eye wires and secured with RainBarrier Clips N/A CI Joint Treatment for use with XPS CI JointSealR Foam Seam Tape (optional) N/A None JointSealR or FlashSealR. On the surface of the XPS CI over joints. Polymer backing with acrylic adhesive. Joint tape 3-1/2" wide to seal joints between XPS boards, or, flashing tape 4", 6" or 9" wide to seal penetrations. Hand pressed in place and roller finished. Air Space Varies 1" to 2" N/A Varies 1" to 2"

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