1/2 7 DUAL CHECK BACKFLOW PREVENTER - 2 1/2 backflow preventer
fireangel st-620
Leaders in transparent PVC, synthetic leather and technical textiles. We offer tailored products for various sectors: maritime, tensile structures, camping, awnings, upholstery, furniture, contract, curtains and sun protection.
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fireangel st-750 review
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fireangel st-622
Very high quality flexible clear Pvc, with an outstanding transparency, optimal UV resistance, mainly developed for the most demanding markets. It can be sewed or either welded by high frequency, ultrasonically, impulse or hot air.
It is overall used in awnings, tensile structures, textile architecture, closings, sun protection, biminis and a large etcetera, in all places where the visibility is a priority
Protection for water networks Controllable flanged backflow preventer with reduced pressure zone type BA, to EN 1717 and EN 12729 9157 standards. For protection against back pressure, backflow and back siphonage for fluid up to Category 4.•Max.operating temperature: 65° C •Max. operating pressure: 10 bar •Casing: cast iron with epoxy coating •Valves head in DZR brass or bronze •Springs in stainless steel •Flange connections according EN1092-2