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2.03 ACCESSORIES, continued <br /> C. Joint Backing: ASTM D1056 ; round, opened cell polyethylene foam rod; <br /> oversized 30 percent larger than joint width. <br /> D. Bond Breaker: Pressure sensitive tape recommended by sealant manufacturer to <br /> suit application. <br /> PART 3 EXECUTION <br /> 3.01 E��AIVIINATION <br /> A. Verify that substrate surfaces and joint openings are ready to receive work. <br /> ' B. Verify that joint backing and release tapes are compatible with sealant. <br /> � 3.02 PREPARATION <br /> 6_� A. Remove loose materials and foreign matter which might impair adhesion of sealant. <br /> B. Clean and prime�oints in accordance with manufacturer's instructions. <br /> C. Perform preparation in accordance with manufacturer's instructions. <br /> � D. Protect elements surrounding the work of this section from damage or <br /> � disfiguration. <br /> �� <br /> � 3.03 INSTALLATION <br /> A. Install sealant in accordance with manufacturer's instructions. <br /> B. Measure joint dimensions and siae materials to achieve required width/depth ratios. <br />,�� C. Install joint backing to achieve a neck dimension no greater than 1/3 of the joint <br /> width. <br /> D. Install bond breaker where joint backing is not used. <br />�� E. Install sealant free of air pockets, foreign embedded matter, ridges, and sags. <br /> F. Apply sealant within recommended application temperature ranges. Consult <br /> manufacturer when sealant cannot be applied within these temperature ranges. <br />�� G. Tool joints concave. <br /> 3.04 CLEANING <br /> � A. Clean adjacent soiled surfaces. <br /> B. Clean adjacent soiled surfaces. <br /> 3.05 PROTECTION OF FINISHED WORK <br /> A. Protect finished installation under provisions of Section 01200. <br />�� B. Protect sealants until cured. <br /> � END OF SECTION <br /> � <br /> , ; Division 7—Secdon 07900 <br /> `�' Page 3 of 3 <br /> 3 <br /> �....:� <br />