Description
APOC 133 Prolastic Ultra SBS Modified Flashing Cement is a professional-grade, SBS‑modified asphalt flashing cement engineered for demanding roof environments. APOC 133 delivers high elasticity and strong adhesion on SBS modified bitumen, base sheets, and ply sheets—making it ideal for critical flashing and seam repairs.
In fact, this cement works in all seasons, bonding on wet, dry, or even underwater surfaces. Moreover, its rubber-enhanced formula resists cracking and maintains durability over roofing materials subjected to thermal expansion and structural movement .
Common Roofing Applications for:
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Flashing and seam repairs on SBS-modified bitumen and ply sheets
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Sealing roof penetrations like vents, curbs, and skylights
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Repairing built-up roofing (BUR) seams where movement is present
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Vertical and overhead flashing applications needing non-sag performance
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Emergency waterproofing on wet or submerged surfaces
Key Product Highlights:
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SBS‑modified for superior flexibility and elongation
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Bonds in wet, dry, or underwater conditions
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Non-sag consistency—ideal for vertical applications
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Rubber-enhanced to resist cracking and UV aging
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Exceeds ASTM D4586 Type I, D3409, and D6511 standards
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Miami–Dade Product Control approved
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Eliminates hot-applied mastic hazards—no kettles or torches required
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Easy to apply with trowel or putty knife; soap-and-water cleanup
All in all, APOC 133 Prolastic Ultra SBS Modified Flashing Cement offers roofing professionals a robust, flexible, and safe flashing solution for long-term leak repairs and resilient performance.
📄AP-133 Prolastic Ultra SBS Modified Flashing Cement Technical Data Sheet (PDF)
📄AP-133 Prolastic Ultra SBS Modified Flashing Cement Safety Data Sheet (PDF)
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