Tips & tricks — Leader head with emergency overflow

Step 1 — Position and mark the emergency overflow.

Step 2 — Pre-drill hole.

Step 3 — Cut out hole around the marking.

Step 4 — Diagonally cut PREFA outlet with bonding flange.

Step 5 — Roughen bonding points of leader head and emergency overflow.

Step 6 — Clean emergency overflow with PREFA adhesive remover.

Step 7 — Clean PREFA leader head with PREFA adhesive remover.

Step 8 — Apply PREFA special adhesive to flange.

Step 9 — Push PREFA outlet with bonding flange through hole from the inside (position outlet so that the longest side is at the bottom).

Step 10 — Remove any excess adhesive.

Step 11 — Finished PREFA leader head with emergency overflow.

The leader head with emergency overflow is not intended for use as an emergency drain!

Do you have any questions? PREFA experts provide advice and support. Simply call them or send an email.

Find a contact

We support our processing partners with practical installation instructions at the customer’s site. To avoid embarrassment during installation.

Log into the experts section. You can find work aids and technical information about our products there.

To the login