Description
- Description
Grey Waste Tanks with Intelligent Control
Robust compact tanks with multi-port options to suit your installation.
Whale’s Largest Range of Multi-Port Grey Waste Tanks Ever!
Simple system - Allows you to manage all grey waste on board through one thru-hull fitting.
Resilient polyethylene one-piece moulded tanks designed to handle grey waste on board - ideal for use with Gulper Grey Waste pumps for unbeaten debris handling.
8 liter capacity grey waste tanks - compact design allows you to mount a Gulper pump directly to the side to save space and simplify pipe runs.
16 liter capacity grey waste tanks - higher capacity design allows you to mount a Gulper pump directly to the side to save space and simplify pipe runs.
20 liter capacity grey waste tanks - outlet ports and sensor locations minimize air pumping noise.
Grey waste tank lid with fully integrated sensor:
- Intelligent Control - sensor activates pump automatically to empty grey waste tank only when required
- Robust - enclosed housing with dual seal ensures the best component protection in the harsh grey waste environment
- Reliable - designed to reduce dirt and debris build-up
- Compatible - lid design allows retrofitting to existing Whale grey waste tank systems
- Simple installation - two wires can connect to any 12 or 24V pump system, up to 20A, with no requirement for a relay
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.
Specifications:
- Type: Holding Tanks
- Box Dimensions: 10"H x 11"W x 20"L WT: 9 lbs
- UPC: 766478955852
Refund Policy
Return Policy – Marine Tech Supplies
Effective Date: January 9, 2026
At Marine Tech Supplies, we want you to be satisfied with your purchase. Please review our return policy below.
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Return Window
All return requests must be made within 14 days of the delivery date.
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Return Eligibility
To be eligible for a return:
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Item must be unused and in original condition
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Item must be in original packaging
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All accessories, manuals, and parts must be included
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Proof of purchase is required
Items that are damaged due to misuse, installation error, or negligence are not eligible for return.
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Non-Returnable Items
The following items cannot be returned:
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Special order or custom products
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Clearance or final sale items
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Installed or used items
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Electrical components once opened
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Items returned without approval
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Return Authorization (RMA Required)
All returns require a Return Authorization (RMA).
Returns sent without approval will be rejected.
To request an RMA, contact via About section
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Return Shipping
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Customer is responsible for return shipping costs unless the error was ours
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Items must be shipped with tracking and insurance
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We are not responsible for lost or damaged return shipments
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Restocking Fee
A 15% restocking fee may apply to all approved returns.
Shipping charges are non-refundable.
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Refund Process
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Refunds are issued after inspection and approval
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Refunds are processed back to the original payment method
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Allow 5–10 business days for refunds to appear after approval
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Damaged or Incorrect Items
If your item arrives damaged or incorrect:
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Report within 48 hours of delivery
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Provide photos and order details
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We will arrange a replacement or refund at no cost
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Refused Deliveries
Refused shipments are treated as returns and may be subject to:
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Return shipping fees
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Original shipping fees
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Restocking fee
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Chargebacks
Initiating a chargeback without contacting us first may result in denial of future service.
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Policy Updates
Marine Tech Supplies reserves the right to update this policy at any time without notice.
