On rare occasions black phosphate screw coatings can react with some render types, which can damage the coating resulting in corrosion and staining. To reduce the risk of this happening, Evolution recommends sealing the drywall screw heads with a PVA bonding solution before render is applied.
Key Features
- 50mm length optimised for standard plasterboard thickness applications
- Collated format for improved installation speed and workplace efficiency
- Compatible with standard drywall fastening systems and fire-rated assemblies
- Engineered to maintain structural integrity in acoustic and fire-rated ceiling installations
- Consistent thread design supports secure anchorage in gypsum core without splitting or damage