![WPA 500 WPA 500](https://www.bayset.com.au/wp-content/uploads/2023/06/419-154-150x150.png)
![WPA-500[1] WPA-500[1]](https://www.bayset.com.au/wp-content/uploads/2023/06/WPA-5001-150x150.jpg)
![WPA-500[2] WPA-500[2]](https://www.bayset.com.au/wp-content/uploads/2023/06/WPA-5002-150x150.jpg)
![WPA-500[3] WPA-500[3]](https://www.bayset.com.au/wp-content/uploads/2023/06/WPA-5003-150x150.jpg)
WPA 500
Water-Based Undertile Waterproofing Membrane
WPA 500 is a waterborne flexible waterproofing membrane specifically designed for use under ceramic and stone tile finishes. The unique formulation provides excellent workability and film build.
![](https://www.bayset.com.au/wp-content/uploads/2023/05/Certificate-CM40317-CM40318_Landscape.png)
- Class III membrane in accordance with AS/NZS 4858 & AS 4654.1
- Fast curing
- Low VOC content
- Completely resistant to re-emulsification when fully cured
- Excellent adhesion to a wide variety of substrates
- Compatible with a wide range of tile adhesives
- Permanently flexible
- Fibre-reinforced