Rosettes + joint de ventouse d.60/100 De Dietrich 97930290

The Rosettes + gasket ventouse d.60/100 provides a neat and professional finish for wall openings in concentric flue systems. This set includes rosettes that cover the hole where the flue passes through the wall, along with a gasket to create a weathertight seal. Suitable for both 60/100mm ventouse (balanced flue) installations, these rosettes are a practical addition for boiler maintenance and repair parts. They not only enhance the appearance of the installation but also prevent drafts and moisture ingress, contributing to the longevity of your heating system.