DN 150 to 250 | PN 10
Body: EN-JS1040
Coating: Epoxy
Backflow preventer with reduced pressure zone
DN 150 to 250 – Series H2 10
Designed to protect drinking water networks from backflow of polluted water due to a pressure drop in the network or a back pressure from a potentially non potable water network
Standard local authority sanitary regulations make it obligatory for owners of installations, which are potentially dangerous, to protect public drinking water network and the internal network from the risk of a backflow of polluted water, this being by means of an approved and regularly maintained device
Controlled check valve with upstream, downstream and intermediate pressure gauge taps
Security air gap with discharge valve, in case of upstream pressure drop
Head loss lower than standards requirements
Sub set of valve and seat in bronze, stem and spring made of stainless steel
Body in ductile iron with epoxy powder coating
Maintenance in situ without dismantling
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