Twist’n’Lock manual compact marine toilet

This is a manual marine toilet by Jabsco, model Twist’n’Lock.

This model is equipped with a compact bowl.

The "Twist’n’Lock" safety handle locks the discharge valve with a quarter turn. This feature provides effective protection against siphoning and wastewater backflow, thereby enhancing onboard safety.

Yes, this head is specifically designed for seawater aspiration.

The recommended diameter for the seawater suction hose is Ø19mm (3/4”).

The recommended diameter for the blackwater discharge pipe is Ø38mm (1½").

Yes, the pump installation is reversible, providing flexibility for onboard mounting.

Yes, this marine toilet can be installed either above or below the waterline, depending on your boat's requirements.

Wastewater can be discharged directly overboard or routed to a holding tank.

Yes, the Jabsco Twist’n’Lock head is suitable for sailboats and powerboats.

Yes, a non-return inlet valve (references 29295-1011, 29295-1000, 29295-1010) can be used. It improves flushing response and prevents priming loss in installations above the waterline.

A Y-valve (Y-Valve, part number 45490-1000) can be used to pump wastewater directly overboard or into a holding tank.

Yes, a complete replacement pump assembly (Twist ‘n’ Lock Replacement Pump Assembly, part number 29040-3000) is available specifically for Jabsco manual toilets.

A pump protector (Toilet Pumpgard) is available to prevent manual or electric toilets from pump malfunctions caused by debris.

This toilet can be flushed with water from the sea, a river, or a lake.

Yes, for installations below the waterline, vented loops (Vented Loops, part numbers 29015-0000, 29015-0010, 29015-0020) are recommended to prevent water siphoning into the piping and ensure safety.

The supplier reference for this product is JT190.

Yes, a complete holding tank system (Waste Tank, reference 38110-0092) is compatible. It is an easy-to-install system, comprising a compact polyethylene tank and an integral macerator pump.

The piston lock by a quarter turn, via the Twist’n’Lock handle, is a critical safety feature that prevents backflow and siphoning of wastewater.

Yes, it is designed for ease of use on board, with technical features optimized for the marine environment, making it intuitive to operate.