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DocuSign Envelope ID: 313DA256 -1EDE- 4396- A716- 4C53B809027E <br />JERRY M. PASSMORE CENTER ADDITION AND RENOVATION <br />HILLSBOROUGH, NORTH CAROLINA <br />[c1K�11I,f yll :\ a r.111II 211M41 III i1I►[i3I001 ZY01il►I1Z:II1111I1M2181:11MM2i <br />A. Install 3 -inch- (76 -mm -) thick, unfaced glass -fiber blanket insulation over suspended ceilings at <br />partitions in a width that extends insulation 48 inches (1219 mm) on either side of partition. <br />3.7 INSTALLATION OF VAPOR RETARDERS <br />A. General: Extend vapor retarder to extremities of areas to be protected from vapor transmission. <br />Secure in place with adhesives or other anchorage system as indicated. Extend vapor retarder to <br />cover miscellaneous voids in insulated substrates, including those filled with loose -fiber <br />insulation. <br />B. Seal vertical joints in vapor retarders over framing by lapping not less than two wall studs. <br />Fasten vapor retarders to wood framing at top, end, and bottom edges; at perimeter of wall <br />openings; and at lap joints.. Space fasteners 16 inches (400 mm) o.c. <br />C. Seal joints caused by pipes, conduits, electrical boxes, and similar items penetrating vapor <br />retarders with vapor- retarder tape to create an airtight seal between penetrating objects and <br />vapor retarder. <br />D. Repair tears or punctures in vapor retarders immediately before concealment by other work. <br />Cover with vapor- retarder tape or another layer of vapor retarder. <br />3.8 PROTECTION <br />A. Protect installed insulation and vapor retarders from damage due to harmful weather exposures, <br />physical abuse, and other causes. Provide temporary coverings or enclosures where insulation <br />is subject to abuse and cannot be concealed and protected by permanent construction <br />immediately after installation. <br />END OF SECTION 07210 <br />BUILDING INSULATION 07210-9 <br />