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DocuSign Envelope ID: 9826C043- 4C32- 49CD- A4CC- DC28ABAB7CE7 <br />SECTION 237000 - PENETRATION FIRESTOPPING <br />PART 3 - EXECUTION <br />3.1 THROUGH - PENETRATION FIRESTOP SYSTEM INSTALLATION <br />A. General: Install through - penetration firestop systems to comply with Part 1 "Performance <br />Requirements" Article and with firestop system manufacturer's written installation instructions and <br />published drawings for products and applications indicated. <br />B. Install forming/damming /backing materials and other accessories of types required to support fill <br />materials during their application and in the position needed to produce cross - sectional shapes and <br />depths required to achieve fire ratings indicated. <br />1. After installing fill materials and allowing them to fully cure, remove combustible forming <br />materials and other accessories not indicated as permanent components of firestop systems. <br />C. Install fill materials for firestop systems by proven techniques to produce the following results: <br />1. Fill voids and cavities formed by openings, forming materials, accessories, and penetrating <br />items as required to achieve fire - resistance ratings indicated. <br />2. Apply materials so they contact and adhere to substrates formed by openings and penetrating <br />items. <br />3. For fill materials that will remain exposed after completing Work, finish to produce smooth, <br />uniform surfaces that are flush with adjoining finishes. <br />3.2 FIELD QUALITY CONTROL <br />A. Where deficiencies are found, repair or replace through- penetration firestop systems so they <br />comply with requirements. <br />B. Proceed with enclosing through- penetration firestop systems with other construction only after <br />inspection reports are issued and firestop installations comply with requirements. <br />END OF SECTION 237000 <br />Reece, Noland & McElrath, Inc. 237000-3 Orange County Board of Elections <br />Orange Co., NC 05/04/18 <br />