Water Level Indicators provide an economical and reliable means of
obtaining accurate water level data in water wells under a wide variety
of well conditions. Backed by Fisher's Industrial 2 year warranty. The
WLT is available with standard lengths: 100, 200, 300, 400 and 500 feet.
With the WLT depth indicators are
provided by numbered metal tags at intervals of 5 feet. Pollard offers a
brass electrode with a 1/2" diameter.