Vesda F-PC | ASD Sampling Hole Clip | Blind or 2–6.5mm Hole, Pack of 5 VesdaBlind or 2–6.5mm hole optionsColour-coded size identificationPack of 5 Device Type Fitting£16.80 Diameter Choose an option2.5mm2mm3.5mm3mm4.5mm4mm5.5mm5mm6.5mm6mmBlind (0mm) Quantity Add to basket Clear options