Mounting adhesive nailed and screwed
This video shows the correct installation and mounting distance of the Prefalz clips. The clips can be either nailed or screwed into place.

Parapet and wall cover - interlocking joint
This video shows the production of a parapet and wall covering using a rebated joint.

Application of sealing gel
This video shows the correct application of PREFA sealing gel in PREFALZ double standing seams.
