This machine screw M6x20mm - T30 from Van der Valk with product number VDV-773320 is part of the ValkPro+ L10 assembly system and is used to screw the side and/or back plates to the aluminum feet.

Three screws are required per side plate and four screws per back plate.

Watch the assembly video for a better understanding of the system.

Van Der Valk flat roof assembly - ValkPro+ L10 South

Van Der Valk flat roof mounting - ValkPro+ L10 East-West

Click here to view all installation videos for a better understanding of the Van Der Valk mounting systems and find the right system for your roof type.

You can also use the Van Der Valk planning tool to calculate your required components and you can view the installation instructions in the download section.