Available in a range of six profiles and a choice of colours for all types of domestic, commercial and industrial applications. The OSMA Rainwater Range. Overflowing with innovative and practical features. OSMA. The science of drainage.

This video gives an overview of installing a plastic guttering system, from safety removing the existing one (if replacing), to planning and installing the new one – achieving the correct fall, correctly spacing brackets, allowing for expansion, ensuring a secure fixing, etc.

In this video, learn how to use HepvO horizontally by using the Knuckle Bend Adaptor.

For situations where conventional water traps are likely to dry out or where space is limited, OSMA created a revolutionary solution… and one which the plumbing industry had never seen before. HepVO. The world’s first waterless trap. The specially developed silicone membrane opens when water flows through… then self-seals to prevent foul smelling odours coming back up the pipe. The sleek design can be easily fitted vertically… or horizontally in tight spaces. It never dries out or gurgles… and won’t let you down. HepVO from OSMA, The world’s best-selling waterless trap and the only one awarded a BS Kitemark. OSMA. The science of drainage.

OSMA UltraRib combines high performance with ease of installation for foul and surface water and is light enough to avoid needing heavy plant equipment.

OSMA are the industry leaders in above and below ground drainage technology because of one thing. They never stop innovating.

As you know Connecting a Bottle Gully to a drainage system is not always straight forward So OSMA have developed a compact, practical solution. The OSMA Bottle Gully.

Explaining the difference between the alternative jointing systems for soil and waste pipework – then it’s your choice.

Main benefits & How to install the OSMA Acoustic Coupler. Find out how the NEW Osma Acoustic Coupler 4S125 can help you limit unwanted noise in soil stacks from expansion and structural borne sound. This video covers: Main Benefits: • Limiting the effect of noise transfer between separating walls and floors. • Managing expansion, so there's no stress on the pipework from thermal movement. • Ability to check the expansion gap is present after the first fix is complete (if installed with an access pipe) Design Detail: Using the Acoustic Coupler as a fixed point or non fixed point Installation: Step by Step installation and visual checking that the expansion gap has been maintained post installation.

This video gives an overview of installing a plastic guttering system, from safety removing the existing one (if replacing), to planning and installing the new one – achieving the correct fall, correctly spacing brackets, allowing for expansion, ensuring a secure fixing, etc.

Fitting a pedestal basin waste in limited space situations. HepvO waterless waste valve is a quick and simple alternative to traditional traps, especially in tight spots such as pedestals.

Fitting a bath waste where depth is limited: demonstrating fast fitting of the HepvO waterless waste valve in a very restricted space under a bath.

An introduction to the Osma StormLine domestic, high capacity, ogee system. This premier guttering system features an aesthetically pleasing profile, high front edge (to stop overshoot of rainwater), hidden hanging bracket option (for seamless bracket free appearance) and direct connection to round or square downpipe. It also has inbuilt design features to aid installation, such as side fixing wings.

Below ground drainage installation of OsmaDrain plastic drainage system and Wavin inspection chambers.

Watching the installation of Osmadrain below ground drainage around a typical residential property and explaining the principal fittings required.

An overview of the unique OSMA HepVO waterless trap. It won’t lose its seals due to siphonage, evaporation, leaking or movement. It’s space saving design also allows it to be installed vertically or horizontally making it ideal for use in confined spaces. Waste Traps.