Molloy Chieftain SBR®
EN certified septic tanks
Trench, pressurised or tertiary
Foul & clear water pump stations
Rainwater collection systems
For patios, walkways, driveways
Long term and energy efficient
Clear, surface & foul water designs
Modular precast concrete tanks
Intercept fuel before it enters drainage
Fire-fighting water storage tanks
JOBS Want to work with us? We're hiring!
Whether you are building a home, factory or village—Molloy have the system you need—systems manufactured by us, manage
billions of litres of wastewater each year.
Established in 1979, Molloy bring together everything that's required to have a reliable on-site wastewater treatment plant or sewage pumping station for your home, business, large development or municipal projects. In addition, we manufacture precast concrete tanks, pump sumps, valve chambers, general precast and more.
From packaged systems for single houses to tailored designs for large projects, we will partner with you to ensure an efficient and cost effective system is specified for your site.
Our modern facilities and decades of experience, give us a crucial advantage in allowing for components to be purpose-built, on time, and made to last.
Our tanks are typically delivered direct to your site, and on-site we complete final assembly and test the mechanical and electrical equipment, and commmission.
Maintenance and remote monitoring options are available. These are focused on extending a system’s lifespan and ensuring its operational efficiency.
Molloy Precast Tanks
Chieftain Coco Filter
For each of the featured WwPS and WwTP projects, we provided the complete solution, from design, manufacture, on-site installation, to commissioning, showcasing our end-to-end capabilities in wastewater treatment / MEICIA design and build.
From our engineering and design capabilities, extensive stock of products, modern off-site manufacturing facilities, and turnkey site installations have made us a trusted partner for construction professionals, local authorities, national bodies, and Ireland and UK's largest contractors.
When building a new home, or upgrading your exisiting septic tank and percolation area, Molloys can help you.
Molloy offer the complete solution for your project, or partner with you to design, manufacture, install or maintain.
Managing process design to deliver a project that’s efficient, cost-effective and compliant.
Site suitability reports
Process Calcs and Sizing
Our expertise includes innovative engineering solutions to meet your project needs.
Bespoke or modular
Screening, Aeration, Settlement and Filtration
Chemical Dosing Systems
Pumping station design, manufacture and install, operation and maintenance.
Pump sumps & holding tanks
Valve and Meter chambers
Control kiosks and electrical panels
Embracing modern techniques to provide off-site construction that increase efficiency and reduce waste.
Modern methods of construction
Short lead times
We specialize various types of steel and pipework, providing quality and customisation
Most comprehensive range of precast tanks in Ireland and UK.
Storage, holding, primary, buffer, and reaction tanks
Reinforced precast tanks
Custom coring for different pipe sizes and invert levels
Boxed out concrete cores
Specializing in pumps, from submersibles to control software.
Pump guiderails and accessories
Pump control software
Providing cutting-edge digital solutions for construction and engineering.
BIM and 3D Modelling
Paperless field dispatch
Bespoke software services
Complete solutions for M&E design and installation.
M&E Offsite Fabrication
Ensuring the continued performance and maintenance of essential infrastructure.
Servicing and Maintenance
Pumps and parts
Precise instrumentation, control methods, and automation, ensuring optimal performance.
Electrical / ICA Design
Pumping Station Motor Control Centres
PLCs and SCADA
Comprehensive control and automation services, from assessments to integration.
Radio Licence Checks
SCADA and Telemetry Assessment & Upgrades
We’re excited to announce the ad...
We’ve added additional Solar PV ...
Molloy Environmental Systems wer...
Nano-AGS: Efficient ...
Another great day at Self Build ...
Preparing and implemen...
Great to check out the Bauma tra...
Delighted to attend Irish Water’...
Great day on Thursday last at th...