waterproofing materials commonly applied to commercial building
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Waterproofing Materials commonly applied to commercial building, methods of application and systemTRANSCRIPT
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Prepared by:
Bernabe T. Salazar Jr.Roof Management Committee
Waterproofing Materials
Roof Management Committee
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OUTLINE
1. Commonly used waterproofing materials in Mall2. Problems encounter in Malls3. Solutions and Waterproofing System
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Solutions & Waterproofing Systems
• Waterproofing• Protective Coatings
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MEMBRANE (Modified Bitumin)
Surface Preparation1. Surface should be sloped2. Curing of Cement should be achieved (28days)3. Loose concrete should be removed4. Cracked should be repaired using epoxy injection5. Water blast cleaning6. Drying 24 hrs.
End lapping = 6”Side Lapping=4”
Brand: Paraflex & Valli Zaban
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MEMBRANE (Modified Bitumin)
Surface Preparation1. Surface should be sloped2. Curing of Cement should be achieved (28days)3. Loose concrete should be removed4. Cracked should be repaired using epoxy injection5. Water blast cleaning6. Drying 24 hrs.
End lapping = 6”Side Lapping=4”
Brand: Paraflex & Valliu Zaban
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ELASTOMERIC SYSTEM
Surface Preparation1. Removal od damage waterproofing2. Cleaning the surface , removal of other
contaminants3. Repair of cracks thru epoxy injection4. Drying the surface for waterproofing
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ELASTOMERIC SYSTEM
Surface Preparation1. Removal od damage waterproofing2. Cleaning the surface , removal of other
contaminants3. Repair of cracks thru epoxy injection4. Drying the surface for waterproofing
For metal roof , fiber mesh is installed at Seams and flashing
Sealant is applied at text screw
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POLYURETHANE 2 COAT SYSTEM
Surface Preparation1. Surface should be sloped2. Loose concrete should be removed3. Cracked should be repaired using epoxy injection4. Corner : install fillet
DFT = 1mmSolvent Based
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POLYUREA
Surface Preparation1. Loose concrete should be removed2. Cracked should be repaired using epoxy injection3. Surface cleaning, loose particles removal
DFT = 1mmDFT Roofdeck Parking = 2mm
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PU FOAM
Surface Preparation1. Metal roof surface should cleaned 2. Tightening or replacement of loose text screw3. Apply sealant (PU) on all text screw4. Cleaning, removing rust.5. Treatment of corroded area using Rust Converter
DFT = ¾” to 1” Thickness
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CERAMIC INSULATION COATINGS
Surface Preparation
1. Tightening or replacement of loose text screw
2. Apply sealant (PU) on all text screw3. Cleaning, removing rust using sand paper4. Treatment of corroded area using Rust
Converter5. Sealing all seams, overlaps, flashing, and
penetration with maxicryl and high tensile strength fiber cloth
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CERAMIC INSULATION COATINGS
Surface Preparation
1. Removal of Dirt and other contaminants2. Sealing of all seams and text screw using
sealant.
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CERAMIC INSULATION COATINGS
Surface Preparation
1. Removal of all loose scales, flakes, peeling paints using wire brush and scraping or power tools.
2. Cleaning of surface.
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Commonly used waterproofing materials in Mall
1. Modified Bitumen Torch Membrane2. Elastomeric Waterproofing3. Polyurethane4. Polyurea5. PU Foam 6. Ceramic Coating7. Epoxy Coating
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Problems in Malls
Water leaks on the following substrateo Concrete Slabo Metal roofo Concrete guttero Flashing
Rust • Pipes, support and metal roofs
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PHOTOS FORMEMBRANE
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MORE PHOTOS
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MORE PHOTOS
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MORE PHOTOS
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MORE PHOTOS PU FOAM
CRACK ON WALLS
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End of Report
SMSC CMMS Implementation