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Start Isolation (SI)—can be configured for temporary isolation of House loads from Engine circuit during engine cranking to protect sensitive electronics
Stem: DZR Copper alloy CW602N (UNI EN 12164)
Free from silicon oils
Size 2 Drilled Track 3
AG DZR Brass Ball Valve 4" BSP 228/1 Plastic Start Isolation (SI)—can be configuredDZR BALL VALVE The ISIS is a robust, dezincification resistant ball valve that is particularly suitable for those installations where high aggressive water causes zinc leaching in the standard brass alloys and weakens the material molecular structure. Features: Dezincification resistant materials Blow out proof stem Full bore Very fast opening closing in case of emergency No maintenance equipped with wrapping seats ensuring long life cycles