APP Modified Bitumen Membrane – Plain & Mineral-Slated Finish
APP Modified Bitumen Membrane – Plain & Mineral-Slated Finish is a high-performance elastomeric waterproofing membrane specifically formulated for demanding structural applications. It features excellent resistance to high soil temperatures, hydrostatic pressure, chemical attack from groundwater sulfates, and structural movement, designed to support watertight integrity for roofs, below-grade substructures, and podiums.
Product Overview
This product range offers advanced material performance and long-term durability. Formulated to meet high standards of protection and reliability under various site conditions. APP Modified Bitumen Membrane – Plain & Mineral-Slated Finish is a high-performance elastomeric waterproofing membrane specifically formulated for demanding structural applications. It features excellent resistance to high soil temperatures, hydrostatic pressure, chemical attack from groundwater sulfates, and structural movement, designed to support watertight integrity for roofs, below-grade substructures, and podiums.
Best-fit Applications
Technical Benefits
Technical & Performance Specifications
Application Guidelines & Installation Method
Step 1: Prepare a clean, dry and smooth substrate.
Step 2: Apply the specified primer.
Step 3: Align and roll out the membrane, provide required side and end laps, and seal laps as detailed in the approved TDS.
Step 4: Check that joints are watertight.
Step 5: Protect completed waterproofing from subsequent works with protection board or the relevant approved protective material.
Standard Compliance
Products
Plain APP Plastomeric Membranes (4mm)
Betoflex 4P
Plain APP Plastomeric Membranes (4mm)Explore individual technical documents, specifications, and compatible systems for this named grade.
Plain APP Plastomeric Membranes (5mm)
Betoflex 5P
Plain APP Plastomeric Membranes (5mm)Explore individual technical documents, specifications, and compatible systems for this named grade.
Mineral-Slated APP Membranes (4mm)
Betoflex 4P-SL
Mineral-Slated APP Membranes (4mm)Explore individual technical documents, specifications, and compatible systems for this named grade.
Mineral-Slated APP Membranes (5mm)
Betoflex 5P-SL
Mineral-Slated APP Membranes (5mm)Explore individual technical documents, specifications, and compatible systems for this named grade.
Technical Submittals & Documents
Current TDS
Version: 2026.1 • Released: Feb 2026SDS
Version: 2026.1 • Released: Feb 2026Technical Validation Required
Coverage rates, curing periods, and chemical resistance parameters must be verified against Geobit's project-specific submittals. Do not rely on third-party marketing claim sheets.
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