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Product Number: SB21418
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An efficient and inexpensive way to sample water from any desired depth. The single-line trigger mechanism uses one line to both raise and lower the sampler as well as trigger the device to seal the collection chamber, you won’t have to worry about the problems of tangled lines. The efficient flow-through design of the sampler provides an ample 1.5 liter volume of water from which temperature and dissolved oxygen content can be determined. This device is invaluable for monitoring water quality of lakes and determining how oxygen content varies with depth. Overall dimensions of the water sampler are 9 cm in diameter and 46 cm long.
2 units leaked badly ball seal was poor: