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The Vectra can be set to auto calibrate to your tank
we recommend mixing in a ratio of 1:1 to 1:2
including pre-built body
For more information including installation videos visit:
6″) Skimmer chamber without Refugium wall (cm) 51 x 51 (20” x 20”) 65 x 51 (25
Refractometer Reef Secrets Brand auto The Vectra can be setThe best method for testing your salt water levels , this is a easy and acurate way to test , dont trust hydrometers this is the only way we test all our own tanks and customers tanks . Our refractometers come with ATC Automatic Tempretaure Calibration . Durable and simple to use , comes with a fine tune to calibrate .