Osma Science of Drainage

At Osma we’re always looking for ways to make drainage technology more advanced.

Creating industry-leading products that perform better, last longer and are easier to install.

The Science of Drainage Overview

OsmaSoil

Acoustic Coupler

Soil system offering solvent weld and ring-seal connection methods.

Includes the Acoustic Coupler

OsmaSoil Range

KeyWay system

When installing any drainage system the perfect angle of fall is vital.

So OSMA set to work creating a system that removes the guesswork.

OsmaSoil Range

OsmaWaste

OsmaWaste including HepvO

Push-fit waste and solvent weld waste systems for standard and high temperature usage. Includes Hepvo, the world's first waterless trap

OsmaWaste Range

Rainwater

Osma Rainwater

PVC-U gutter profiles for residential and commercial applications

Osma Rainwater Range

StormLine Option

With heavier downfalls than ever before, many conventional guttering systems just can’t cope with the volume of water.

So OSMA developed StormLine.

Osma StromLine Range

Running outlet

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.

Downloads

Osma Soil and Waste - Product and Installation Manual

Download

Osma Rainwater - Product and Installation Manual

Download

Osma HepvO - Product and Installation Manual

Download

Above Ground Product Overview

Download

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