Lane Line Bracket for 1 (One) Lane Line - White filter-length_18 1/2 inches The pH is measured from

The pH is measured from 0

It also will test for pH using a midget comparator

The distance between bolt holes is 12 inches on center

This plastic depth marker tile states 12 IN

for the Nautilus and Nautilus Plus filters

Lane Line Bracket for 1 (One) Lane Line - White filter-length_18 1/2 inches The pH is measured fromOur White Lane Line Wall Bracket for one lane line is manufactured from high density plastic which makes them very durable. They are designed to store racing lane lines by placing them at intervals (approximately 12 feet) along your pool wall. This is a great economical alternative to storage reels. Available in one hook to four hook styles for one lane line up to four lane lines. Includes wall mounting hardware only.