Material properties

GRÖMO manufactures roof drainage accessories in five different materials with nine different surfaces. Only European vendors are used as suppliers. This guarantees high quality in the raw material, and is a prerequisite for the high quality standards of GRÖMO.


Testa di Moro

The galvanised steel is also coated with a brown paint.

For more properties and advantages, see GALVANISED STEEL



Melting point: 1.535 °C
Length variation at 100 K: 1,2 mm/m
Density: 7,86 kg/dm³


Surface weight

Assembly of metals