Manual Aquavalve (Y Valve)

The most versatile Y-valve on the market today

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Manual Aquavalve (Y Valve)

The TruDesign Aquavalve (Y valve) is designed and made in New Zealand

Legislation in many countries dictates the use of holding tanks near shore, or in defined areas. By installing a diverting valve (Y Valve), the user has the choice to divert black water to a holding tank or directly overboard when circumstances allow.

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  • Manufactured from a glass reinforced nylon composite - High strength and light weight.
  • Stainless steel fasteners - Will not corrode in salt laden air.
  • Easy installation - With a range of straight, 90° and 120° tails, and two seal options, plumbing in confined spaces is made easy.
  • Handle position lockable - Legislation in some regions require the overboard discharge handle to be locked into the holding tank position when in ‘no discharge’ zones
  • Available in black or white - Fits in with colour schemes in plumbing areas allowing easy identification of components.
  • Pressure tested - All valves are pressure tested to ensure quality and safety in respect to sealing and operation.
  • Silicon seal - The Aquavalve® is the only valve on the market today with smooth movement and an excellent seal with good wear resistance.
  • Composite spanner included - Avoids using pipe wrenches that gouge the fitting. Facilitates access in tight places.
  • Fascia plate on standard model can be removed to reveal simple “open - open - inlet” labeling - Where product is not used for marine toilets, all toilet references are removed.
  • Large operating temperature range - Suitable for all marine environments, from -40°C to +110°C
  • Note bulkhead hole diameter for Aquavalve through Bulkhead is 49.0mm

Frequently Asked Questions


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Manual Aquavalve (Y Valve)


Aquavalve black

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Manual Aquavalve (Y Valve)


Aquavalve through bulkhead

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Manual Aquavalve (Y Valve)


Aquavalve white

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Manual Aquavalve (Y Valve)


Aquavalve seal kit silicone

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Manual Aquavalve (Y Valve)


Extention Pack Through Bulkhead

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Manual Aquavalve (Y Valve)


Aquavalve Fascia Upgrade Kit