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ATAC - Model vSAF -Vertical Submersible Aerated Filter
vSAF is a biological treatment plant that can be used for both secondary treatment (BOD and ammonia removal after primary settlement tanks) and tertiary treatment (additional nitrification for existing humus tank effluents). It is built offsite which reduces construction time when compared to other on-site build options.
One of the standout advantages of vSAF is its smaller footprint compared to conventional SAF units. This compact design allows for more flexibility in terms of installation, especially in areas where space is limited.
Efficient oxygen transfer is crucial in wastewater treatment processes, and vSAF excels in this aspect. Thanks to its vertical design, the unit achieves a remarkable oxygen transfer rate of 5% O2/m.
Another advantage of vSAF is its ability to allow gravity flow from the top of the unit into other forms of tertiary treatment, such as sand filters, if required.
SAF units require blowers sized according to the surface area (m2) of the media to ensure effective scouring, which removes any dead biomass. This reduction in blower size not only results in cost savings but also contributes to energy efficiency
Wastewater treatment plants can benefit from the versatility and cost-effectiveness of vSAF while achieving optimal nitrification and overall effluent quality. Embracing innovative solutions like vSAF is key to advancing wastewater treatment processes and meeting the ever-increasing demands of environmental sustainability.
The vSAF is an alternative to the conventional SAF and compliments the range for bespoke site applications.
ATAC, an Axius Water company, is a leading environmental services company operating nationwide across the UK. We offer liquid waste disposal, equipment for hire, treatment systems and pump sales. We’re fully insured and BS EN ISO 9001 & ISO 14001 accredited to give you complete peace of mind. Our specialists provide professional and fast response service throughout the United Kingdom.
- Qualified licensed professionals
- ISO Accreditation
- Modern fleet of tankers
- Emergency 24/7 Call Out
- Fast and Reliable
- All works guaranteed
- Stainless steel modular biological treatment plant
- Low maintenance
- Quick and easy to deploy
- Smaller footprint in comparison to traditional SAF units
- Efficient oxygen transfer
- Lower blower sizes
- Minimal operational input required
- 25+ Year lifespan
