Section dedicated to our customers and guests visiting our website. Here you can find out how to complete some small adjustments in our products on your own and how to service them properly so that you can enjoy unfailing operation for a long time.

Operation and maintenance of ROTO window fittings

Instructions of operation and maintenance for aluminum joinery

Hinges adjustment instructions

Adjustment instructions for 2-piece hinge Hahn 60 AT

Adjustment instructions for 2-piece hinge Hahn Türband 4

Adjustment instructions for 3-piece hinge Hahn Türband 4