suitable for use as spare or replacement probes with select Extech Moisture Meters (MO290/MO295/MO297/MO300)

CalCheck is a convenient and reusable LED device used to quickly and reliably verify the calibration of a Hygiena® luminometer

The DOP test introduces a dense cloud of extremely fine particulates into the filter under controlled conditions

Autofill: Included

Actichem Pre-Seal 5 ltr Switches suitable for use as spareProduct Overview Actichem Pre Seal sold by Actichem as Preseal Pro, product code AP171 is a penetrating pre sealer applied to stone, masonry and cement products before and during installation, not after it. Its job is to stop water getting into the material at the point in its life when the material is most vulnerable: during fabrication, transport and the wet trades. Water ingress at that stage is what causes tile warp, picture framing around grout