Anti-siphon elbow + hose without valve Ø 13,19,25 and 32mm

Plastic anti-siphon elbow for Ø 13, 19, 25 and 32mm hose.
Used to prevent siphoning, which can occur when the engine is stopped if the engine cooling water injection point is less than 15 cm above the waterline.
Siphoning via air intake, hose and discharge overboard or into the cokpit.
Supplied with hull pass-through, 4 m hose and clamps.