No matter your application, De Nora has the filtration solution for you. Common municipal applications include filtration of drinking water, pre-treatment of seawater for desalination, and tertiary treatment of wastewater. Industrial applications include both gravity and pressure filtration, with a focus on steel industry applications that require removal of high concentrations of oil and grease and mill scale solids.
DE NORA TETRA® Media Filtration
De Nora has more than 50 years of experience and > 1,300 installations providing media filtration solutions to both municipal and industrial markets. A variety of filtration products allows De Nora to customize filter design for optimal performance in a particular application. Common municipal applications include pre-treatment of seawater for desalination, filtration of drinking water sources, and tertiary treatment of wastewater. Industrial applications include both gravity and pressure filtration, with a focus on steel industry applications that require removal of high concentrations of oil and grease and mill scale solids
Easy to Operate and Maintain
Cost Saving
Reliability / Equipment Longevity
Low Profile Designs
Why DE NORA TETRA filter underdrains?
For municipal drinking water, desalination pre-treatment and wastewater applications where plants use gravity filters, the filter underdrain is one of the most important components contributing to overall system performance and operation — whether a new filter design or retrofitting an existing filter.
Drinking water
Dual parallel lateral underdrain products including DE NORA TETRA U, LP, and Anchor-Rite® Blocks are ideal for common applications such as drinking water treatment and other pretreated water sources.
History of proven performance:
- Excellent distribution of backwash air and water keeps filter media clean
- Suitable to retrofit any air / water backwash scheme
- Low profile for better filtration performance and longer filter runs
- Reliably strong resistance to underdrain uplift pressure
- Low operating costs and minimal maintenance
Wastewater filtration
DE NORA TETRA SNAP T® Block filter underdrains provide a unique non-clogging underdrain for heavily loaded wastewater applications. Even water sources with oils, grease and mill scale solids can be effectively treated with this underdrain.
- Media selection can be customized to further fine-tune filter performance
- Excellent distribution of backwash air and water for efficient bed cleaning and low filter operating costs
- New or retrofit applications are ideal candidates
- Simple to install
- Minimal maintenance, no moving parts
Want to learn more about our DE NORA TETRA® Media Filtration Solutions?
Applications
