503 SPEP XL is a solvent free, low viscosity epoxy primer formulated to seal and consolidate concrete and cementitious substrates. Its extended usable life makes it ideal for large areas or warm climates where longer working time is essential.
Once cured, the primer penetrates deeply to stabilise weak or porous surfaces, reducing dusting and improving substrate integrity. It creates an ideal foundation for overcoating systems, ensuring consistent adhesion and long term coating performance, even in variable site conditions.
Key Features
- Low viscosity formulation for porous concrete and cementitious substrates
- Reduces dusting and improves surface integrity
- Extended usable life for longer working time in warm climates
- Enhances adhesion and performance with Resimac overcoating systems
Typical Applications
- Concrete floors
- Internal and external tank bases
- Structural concrete
- Cementitious screeds
Real World Applications
Find out how 503 SPEP XL has delivered reliable results in real-world repairs by exploring our case studies.
Documents & Resources
Access all product documentation and information via the links below.
Information & Enquiries
Our products are supplied to over 60 countries worldwide and are used by some of the largest companies globally.
For more information and technical data please contact us.
