Messing Feier Sprinkler
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Feier Sprinkler Typ Pendent Material Messing Nominell Duerchmiesser (mm) DN15 oder DN20 K Faktor 5.6(80) ODER 8.0(115) Bewäert Aarbechtsdrock 1.2MPa Testdrock 3.0MPa Haltdrock fir 3min Sprinkler Bulb Special Response Temperatur Bewäertung 615℉5） MOQ 200PCS Sprinkler for extinguishing fire according to fire signal Fire sprinkler: a sprinkler that starts automatically according to the predetermined temperature range under the action of heat, or starts by the control ...