
Waterproof Coating for Concrete Water Tanks
Our waterproof coating for concrete water tanks is designed to meet potable water standards. It does not release harmful substances into the stored water and does not affect water quality.
Description
Technical Parameters
Concrete water tanks store water for drinking and other essential uses. Therefore, waterproofing materials must meet strict safety requirements.
Our waterproof coating for concrete water tanks is designed to meet potable water standards. It does not release harmful substances into the stored water and does not affect water quality.
It is suitable for drinking water tanks, fire water tanks, landscape ponds, and swimming pools.
The coating provides three key performance functions: rigid waterproofing to resist water pressure, flexible crack-bridging capability, and self-healing performance for minor defects.

Performance in Long-Term Immersion Conditions
Water tanks are permanently exposed to water, meaning the coating remains in a continuously submerged environment.
Many conventional coatings fail under these conditions, becoming soft, peeling, or degrading over time. Our waterproof coating for concrete water tanks is specifically designed for long-term immersion.
It maintains structural stability under water for extended periods without softening, swelling, or peeling.
It also resists hydrostatic pressure, making it suitable for deep tanks where bottom pressure is significantly higher.
The system can be applied on both internal and external tank surfaces, depending on design requirements. It is suitable for both positive and negative waterproofing conditions.
Wet Surface Application and Factory Support
This coating can be applied to damp concrete surfaces. No complete drying of the substrate is required, which improves construction efficiency.
Please refer to the technical table below for detailed specifications.
Our factory has been producing waterproof materials for 12 years. We employ a 30-person workforce and maintain a dedicated laboratory team. We are ISO 9001 certified and recognized as a specialized and innovative enterprise. We have supplied products to China Railway and China State Construction.
OEM service is available. Free samples are provided. One-year warranty. Production photos available upon request. Minimum order quantity: 1 ton.
Technical Parameters
|
Parameter |
Value |
|
Product Code |
JRJH-HNTSC-040 |
|
Application Area |
Drinking water tanks, fire water tanks, landscape ponds, swimming pools |
|
Core Functions |
Rigid waterproofing + crack bridging + self-healing |
|
Water Resistance |
Long-term immersion, no softening, swelling, or peeling |
|
Pressure Resistance |
High hydrostatic pressure resistance |
|
Adhesion |
Strong bonding, suitable for wet substrates |
|
Environmental Properties |
Meets potable water safety standards |
|
Application Method |
Roller / Brush (cold-applied, low odor) |
|
Application Side |
Positive and negative waterproofing |
|
Minimum Order |
1 ton |
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