Attwood Tsunami MK2 Manual Bilge Pump - T500 - 500 GPH & 12V - 5606-7

Attwood Tsunami MK2 Manual Bilge Pump - T500 - 500 GPH & 12V - 5606-7

Marsoni

M251S

$30.99

Get it in 3 business days with 1 day shipping. Friday, May 29

Attwood Tsunami MK2 Manual Bilge Pump - T500 - 500 GPH & 12V - 5606-7Attwood Tsunami MK2 Manual Bilge Pump T500 500 GPH & 12V 5606 7 Tsunami MK2 Manual Bilge Pump T500 500 GPH & 12V The Tsunami Mk2 is the only manual bilge pump that eliminates airlocks. This is done by the Patented X Air Impeller, which ejects trapped air in the pump and pipework. Also, the Tsunami Mk2 is the most reliable manual bilge pump in freshwater applications, considering it has 40% better protection against water ingress and electrolysis vs.

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Its solid & sturdy. It does exactly what it’s supposed to. You have the option to fill it up with water or sand , I choose water. It holds the umbrella in place. The wheels and handle make it really easy to move around, which is a huge plus. It fits perfectly and feels very well made. Great addition for my pool area!

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Reviewed in the United States on April 18, 2026

Verified Purchase

Lexington, US

★★★★★ 5

Heavy-Duty Base with Convenient Mobility

This umbrella base does exactly what it’s supposed to—keeps the umbrella stable while still being easy to move around when needed. Once filled with water/sand, it feels solid and secure even on slightly windy days, which gives peace of mind. The built-in wheels are a standout feature. Moving the base across the patio is smooth and doesn’t require much effort. The handle placement is well thought out, making repositioning quick and hassle-free. Overall, it’s a great balance of stability and convenience. Highly recommend if you want a sturdy base without sacrificing mobility.

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Reviewed in the United States on March 31, 2026

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Chiranjeev Shah

Alexandria, US

★★★★★ 5

The base that fits!

Finally, easy to put together and the right fit just before summer. It was extra windy so I put extra weight.

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Reviewed in the United States on March 23, 2026

Verified Purchase

colonel227