Protovale by Elcometer introduced the Protovale 331, a new series of covermeters. This model range has been designed to meet all of a contractor’s needs when measuring rebar for on-site concrete inspection, from rebar location to comprehensive site surveying. Available in three models, the Protovale 331 can be fitted with a number of accessories, including a large search head for greater depths, a borehole probe for the location of deep rebars and tendon ducts, a calibration block, and replaceable battery packs. For additional information visit www.elcometer.com or call (800) 521- 0635