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THE CITY OF SUNNY ISLES BEACH <br />PROJECT NO. 21-1011 <br />BUILDING DEPARTMENT RELOCATION TO ANNEX <br /> <br />Project No. 21-1011 November 2024 092423-18 <br /> <br />R. Crack Defense: Components for added crack resistance. <br />1. Base Coat: <br />a. Sto BTS Xtra: Light weight one component polymer modified cement-based <br />extra high build base coat material. <br />b. Sto BTS Plus: One component polymer modified cement-based high build base <br />coat material. <br />c. Sto Primer/Adhesive-B: One component polymer modified cement-based base <br />coat material <br />d. Sto Primer/Adhesive: Two component acrylic based base coat material field <br />mixed with Portland cement <br />e. Sto RFP: Ready mixed non-cementitious fiber reinforced base coat material <br />f. Sto Flexyl: Two component fiber reinforced acrylic based waterproof base coat <br />material field mixed with Portland cement. For use as a waterproof base coat to <br />waterproof foundations, parapets, splash areas, trim and other projecting <br />architectural features. <br />2. Reinforcing Mesh: Sto Mesh. Nominal 4.5 oz per sq yd (153 g per sq m), symmetrical, <br />interlaced open-weave glass fiber mesh made with alkaline resistant coating for <br />compatibility with Sto materials. <br />S. Primer: <br />1. StoPrime Hot: Acrylic based primer/sealer for freshly placed (minimum 4 days old) <br />and high pH stucco surfaces. <br />2. StoPrime: Acrylic based tinted primer for fully cured (minimum 28-day olds or pH less <br />than 10) stucco surfaces. <br />3. StoPrime Sand: Acrylic based tinted, sanded primer for fully cured (minimum 28 days <br />old or pH less than 10) stucco surfaces. <br />T. Finish Coat: <br />1. Stolit Lotusan: Integrally colored, factory blended textured Lotus-Effect Technology <br />wall finish with graded marble aggregate. <br />2. Sto Powerflex Silco: Integrally colored, factory blended, silicone enhanced elastomeric <br />textured wall finish with graded marble aggregate. <br />3. Sto Powerflex: Integrally colored, factory blended, elastomeric textured wall finish <br />with graded marble aggregate. <br />4. StoPowerwall: Integrally colored, factory blended, flexible acrylic textured wall finish <br />with graded marble aggregate. <br />5. Stolit Finish: Integrally colored, factory blended, acrylic textured wall finish with <br />graded marble aggregate. <br />6. Stolit X: Acrylic based textured wall finish with graded marble aggregate and <br />enhanced polymer technology for easy spread and float application. <br />7. Sto Essence DPR: Integrally colored, factory blended, acrylic textured wall finish with <br />graded marble aggregate. <br />8. Sto Powercryl: Integrally colored, factory blended, acrylic textured wall finish with <br />graded marble aggregate. <br />2.3 TROWEL APPLIED AIR BARRIER AND STUCCO BROWN COAT OVER VERTICAL ABOVE GRADE <br />CONCRETE AND CONCRETE MASONRY WALLS <br />A. Basis of Design: Primary Air Barrier Material: Sto ExtraSeal No. S6500. Single component <br />polymer modified Portland cement-based air barrier material. <br />B. Performance Requirements: Air barrier. <br />1. Water Penetration per ASTM E 514: No water penetration through concrete masonry