Osma Above Ground Drainage
Creating industry-leading above ground drainage solutions that perform better, last longer and are easier to install.
The Science of Drainage Overview
Soil system offering solvent weld and ring-seal connection methods.
Includes the Acoustic Coupler
When installing any drainage system the perfect angle of fall is vital.
So OSMA set to work creating a system that removes the guesswork.
PVC-U gutter profiles for residential and commercial applicationsOsma Rainwater Range
With heavier downfalls than ever before, many conventional guttering systems just can’t cope with the volume of water.
So OSMA developed StormLine.
The advanced hydrodynamic running outlet has a unique wider aperture, capable of handling up to 30% more rainwater when compared with other outlets of a similar size.