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JOINT SEALANTS <br />Section 07900 <br />15-1207 <br />at butt ends of thresholds against doorframe, around doorframe and between <br />threshold and resilient floor covering. <br />d. Seal glazing per Section 08800. <br />e. Seal around all penetrations, holes, gaps, surface mounted fixtures and pipes <br />entering building including light fixtures, mounting brackets and other similar <br />items. <br />f. Seal all intersections and expansion joints at brick, thin brick veneer, CMU or <br />CMU veneer. Provide sealant where these materials abutt adjacent disimilar <br />materials. <br />g. Between any two dissimilar materials joints. <br />2. Interior Locations: <br />a. Seal perimeters of all door and window frames and as indicated in the drawings. <br />b. Seal interior expansion and control joints in concrete, tile, gypsum wallboard, and <br />other interior expansion and control joints and where indicated in the drawings. <br />C. Seal around perimeters of plumbing fixtures, such as sinks, urinals, waterclosets, <br />lays and mop sinks. <br />d. At interior partitions, caulk all joints between dissimilar materials. <br />e. At all walls designated to be sound insulated, install sill plates on double bead of <br />acoustical sealant. In addition, provide acoustical sealant around all electrical <br />boxes and pipe penetrations, both side of sound insulated wall to make airtight. <br />f. Seal at all intersections of dissimilar materials where joint width is greater than <br />1/32" such as wall mounted equipment, countertops, casework and ceramic tile. <br />g. Seal around all interior thresholds and resilient flooring. <br />h. Seal along the top of coved base at resilient flooring and wall finish <br />3.05 CLEANING <br />A. Remove excess sealant adjacent to joints by mechanical means and with only those solvents <br />as recommended by the sealant manufacturer as being compatible with the installed sealant. <br />Remove excess sealant as work progresses to eliminate evidence of spillage or damage to <br />adjacent surfaces. <br />3.06 PROTECTION <br />A. Cure sealants in compliance with manufacturer's instructions and recommendations, to <br />obtain high early bond strength, internal cohesive strength and surface durability. Advise <br />contractor of procedures required for cure and protection of sealants during construction <br />period, to prevent deteriorations or damage (other than normal wear and weathering) at time <br />of completion. Replace or restore sealants, which are damaged or deteriorate during <br />construction period <br />END OF SECTION <br />1:11207 lincoln as - cafeteria replacement14.06 projman107900-joint sealants.doc <br />Last Updated: March 18, 2015 <br />n <br />