
GB-75 Polyaspartic Polyurea Waterproofing
Engineered for extreme conditions, built for lifelong durability. ZoCoo GB-75 is a high-performance, two component polyaspartic polyurea membrane engineered for the toughest waterproofing challenges. Ideal for wet areas, exposed surfaces, and potable water systems, it delivers rapid application, exceptional flexibility, and lifelong durability - resisting UV, chemicals, abrasion, and extreme weather with ease.

Why it stands out
Unlike traditional epoxies or polyurethanes, GB-75 polyaspartic polyurea combines fast curing with high mechanical and chemical performance, plus the ability to apply in extreme temperatures or humidity. This makes it uniquely suited for high-speed installations in demanding environments - indoor or outdoor.
- Seamless, heavy-duty coating membrane
- Exceptional adhesion to diverse substrates
- Resistant to abrasion, UV rays, acids, and alkalis
- Durable against yellowing and aging
- Over 600% elongation for permanent flexibility
- Safe for potable water systems
- Environmentally friendly formulation
- Lifelong performance
Where can you use it
Exterior & Interior
- Under-Tile Waterproofing and Wet Areas
- Exposed Rooftops and Terraces
- Water Tanks, Water Parks, and Pipes
- Concrete and Metal Roof Waterproofing
What Surfaces
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Surface Preparation
Pre-Application Drying Time:
Concrete: Minimum 25 days
Render: Minimum 5 days
Surface Condition
Must be clean, dry, free from dust, mould, grease, or oil.
Priming
Apply ZoCoo Primer PM-21 to all surfaces prior to membrane application.
Product Preparation
Mix Rato: Part A: Part B = 1:1 by weight
Mixing instructions:
- Mix thoroughly until uniform.
- Prepare only the amount usable within 30 minutes.
Product Application
- Prime all surfaces with ZoCoo PM-21.
- Seal joints and corners with ZoCoo SH-502
- Apply ZoCoo GB-75 using brush, roller, or electric sprayer.
- Inspect membrane: if imperfections are found, apply an additional coat.
- Ensure membrane is intact before tiling over.
Safety & First Aid
Avoid contact with eyes, skin, and mouth Refer to MSDS for handling and spill procedures. Store in cool, dry areas away from children. In case of exposure, seek medical help or call the Poison Information Centre.
Product Details
Basic Information
- SKU: GB-75
- Category: Polyaspartic Polyurea Waterproofing
- Brand: ZOCOO
Specifications
- 0
- Unit: Each
- Status: Active
GB-75 Polyaspartic Polyurea Waterproofing | Know· Apply· Trust
Product Information
- SKU: GB-75
- Category: Polyaspartic Polyurea Waterproofing
- Status: Active
Additional Details
- Default Location: Rockys Warehouse
Technical Details
Mix ratio (by weight):
A:B = 1:1
Surface dry time:
≤5 hours
Ultimate dry time:
≤24 hours
Recoat time:
2 hours
Coverage and Packaging
Usage:
Walls: 0.3 L/m²; Floors: 0.5 L/m²
Coats req.
Walls: 1-2 Coats; Floors: 2 Coats
15L Coverage
Walls: 50m²; Floors: 30m²
Storage and Shelf Life
12 Months (unopened)
Shelf life: 12 months from date of production.
Tools & Cleaning
Brush, Roller or Electric Sprayer. Clean tools and equipment using Methyl Ketone (Butanone) immediately after use.
Application Conditions
Temp. Range: 7°C to 35°C; Humidity: Below 90%; Do Not Apply: If rain is forecast within 24 hours or in poorly ventilated areas