Check for hygroscopic salts contamination - nitrates and chlorides.
<span style="color: #993300;"><em>Please note that consumables are only available to customers in the UK (excluding Northern Ireland).</em></span> By eliminating cable contact and the use of heavy fibreglass poles this is the safest method for cable height measurement.
The poles simply push fit into each other making up the 2m.
These targets work with most EDMs and are ideal for monitoring work where you have to leave targets in position over long periods.
Various colours available. Can be used both indoors and out - ideal for either hand spot marking or applicator use for line marking.
Designed for maximum grip in a variety of soil conditions. Four styles available.
A solidified paint in stick form that allows you to mark on virtually any surface even if it is wet or oily. Seven colours available.