Maestrini DZR Brass Anti-Siphon Loop (1-1/4" BSP / 1/2" BSP Vent) proboat Allen 30mm Plain Bearing Eco Blocks BRACKET AIR CLEAN 8M0066896 Mercruiser

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and wire leads at the other

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Maestrini DZR Brass Anti-Siphon Loop (1-1/4" BSP / 1/2" BSP Vent) proboat Allen 30mm Plain Bearing Eco Blocks BRACKET AIR CLEAN 8M0066896 MercruiserThis Maestrini anti siphon device is made from DZR brass. The anti siphon device allows fluid to flow in the intended direction but when the flow is reversed, the vacuum will operate the anti siphon valve which will break the siphoning effect. This anti siphon loop is used in conjunction with 410073 siphon break valve. Typical applications for this anti siphon loop are boat water intakes, exhaust injection lines and toilet systems where installed