Product details:

The AdirPro fiberglass Stream Gauges is the best solution if you want to measure the water depth of ponds, lakes, streams, rivers, or swamps. It allows you to see precise water levels instantly!. Sturdy fiberglass construction assures long service and will not corrode, rust, or rot. bold calibrations, protected with a non-glare coating, are easy to read from far away. Flexibility for different applications is provided through the different sizes available Units may be used separately or combined to make any measurement needed simply and effectively Stainless steel fasteners that can be attached to wood, metal, masonry and other surfaces are provided for extremely easy mounting.