Case Studies

Spring Water Filtration
"We supplied a Ronningen-Petter automatic backwashing filter which utilises the same polypropylene filter media as the bag filters. It consists of several filter vessels mounted in parallel on common inlet, outlet, drain & backwash supply headers. Each vessel contains a polypropylene filter sleeve supported by a perforated stainless steel core. A differential pressure switch monitors the rise in pressure drop across the filter as it stops debris and gradually blocks. At a preset point, typically 10 – 15 psi pressure drop, the system..."
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