Why: The action can be done without opening the tank.
Purpose: For a septitank in a sailing boat.

No

Waste tank

Verkade lätt o bra Septitank

Koll på toatankwn

To see freshwater tank level without having to open storage cabinets

Wanted to measure contens without making any holes in the tank

Want to use it to know how full the waste/black water tank.

Trenger informasjon om status på septiktank

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