OSMA is a brand of Wavin Limited, a leading supplier of water management, plumbing and drainage systems. The company has a reputation for innovation and leadership, and an extensive product portfolio that includes Hep2O, Hepworth, Certus, Intesio and Thermoboard.
Below ground drainage systems installation guide, covering the planning, transportation, storage ...
A comprehensive portfolio of inspection chambers that can provide the optimum solution for
New rules for
Key changes affecting
design and specification
Design and installat...
Modular units for below ground stormwater storage/ soakaways in areas subject to vehicular loading.
R10 Rainwater drainage systems, R12 Below ground drainage systems, R17 Soakaway, septic tank and sewage treatment units
Modular units for below ground stormwater storage/soakaways in areas subject to vehicular loading.
R17 Soakaway, septic tank and sewage treatment units, R12 Below ground drainage systems, R10 Rainwater drainage systems
Osma Multi-Base Inspection Chamber
Osma Shallow Inspection Chamber
Osma Universal Inspection Chamber
Wavin Inspection Chambers
Wavin Range 200 Inspection Chamber
Wavin Range 315 Inspection Chamber
OSMA is certified to the following Quality Assurance schemes/standards:
BS EN ISO 14001: 2004 – Moody International Certification Ltd (AOQC)
BBA Certificate 02/3940 – Wavin Twinwall drainage system
BBA Certificate 02/H070 – Wavin Twinwall highway drainage system
BBA Certificate 03/4018 – Aquacell stormwater management system
BBA Certificate 05/R139 – Osma road gullies
BBA Certificate 07/4449 – Wavin Tegra 600 non-entry inspection chamber
BBA Certificate 86/1643 – OsmaVent 110 and OsmaVent 40 air admittance valves
BBA Certificate 87/1835 – Osmadrain underground drainage system
BBA Certificate 98/3472 – Ultrarib gravity sewer system
OSMA provides goods and services in the following areas:
Osma Stormwater Management