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Gobius 4 Waste Tank Level Indicator - A waste tank level indicator that measures from the outside of all tanks! It can be retro-fitted to any shape or size of tank & is suitable for all waste tank...
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Gobius 1 Waste Tank Level Indicator - Know when your waste tank is becoming full & avoid overfilling it. This waste tank level indicator measures from the outside of the tank! It can be retro-fitt...
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