All about wastewater treatment

Everything you need to know about septic tanks in 2025

If you’re building a new home, upgrading an old system, or simply want to stay compliant with..

The ultimate guide to commercial wastewater treatment systems

When selecting a large or commercial wastewater treatment plant, several important factors need to be considered.

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EPA Site Suitability Assessments

Everything you need about to know about EPA Site Suitability Assessments in the Republic of Ireland.

Wastewater regulations

Domestic & commercial wastewater regulations in the Republic of Ireland & Northern Ireland.

Septic tanks vs wastewater treatment systems

Discover the key differences between septic tanks and wastewater treatment systems.

Plastic vs concrete wastewater treatment systems

This article outlines the pros and cons of plastic and concrete wastewater treatment systems..

How to register your septic tank in Ireland

If you’ve recently had a septic tank or wastewater treatment system installed..

How does an SBR wastewater treatment system work?

Learn about an SBR wastewater treatment system.

Temporary or mobile wastewater treatment systems

Are temporary wastewater treatment plants the key to facilitating development in Ireland?

What should I do if my wastewater treatment system has no power?

When your wastewater treatment system loses power, it can feel overwhelming.

Case studies

Discover our favourite projects and learn more about wastewater treatment, rainwater harvesting, and stormwater management in the Republic of Ireland & Northern Ireland.

Wastewater treatment FAQ

The most commonly asked questions about wastewater treatment.

GRAF Ireland Environmental Ltd
Milltown Business Park, Milltown Co Galway, H54 RD78	info@grafireland.ie www.graf.ie	Tel. 00353 9351765 Fax +49 7641 589-50