High-quality impeller: Cast, balanced stainless steel vortex impeller | Pumps coarse up to 40 mm in the vortex principle
Massive impeller housing: Robust grey cast iron with paint finish
Ideal load distribution: Generous contact surface made of high-quality stainless steel prevents pressure points and / or sinking in - despite its high weight, it is also safe on sensitive coverings, e.g. liner