Koi Medic Salinity Meter 45 Elbow (SOCxSOC) Connects to 3" PVC and

Connects to 3" PVC and is 30" long x 11" diameter

Fish 35% 3

which makes it ideal with copper sensitive species like Koi and Trout

100 feet of 3/8" Weighted Airline (#W38-100)

dissolved oxygen level and fish growth

Koi Medic Salinity Meter 45 Elbow (SOCxSOC) Connects to 3" PVC andThis product is a must have if you use salt in your Koi Pond. Simply turn on and dip this very accurate and easy to use salinity meter into the water and within seconds the LCD display will give salt content in percentage. It features auto shutoff, drop shock to 6 feet, 150 hour battery life, low battery warning and it is water resistant. Meter comes with 4 each 1. 5volt button cell batteries.