Delmhorst RH/TK/33 (33%) Relative Humidity Test Kit Carpet Presprays or accept that you will

or accept that you will be replacing them

Porous substrates - concrete

the extension material is part of the same decision as the shut-off valve

so it can handle harsh acids

Eliminates odour on contact

Delmhorst RH/TK/33 (33%) Relative Humidity Test Kit Carpet Presprays or accept that you willSalt solution test kit for checking humidity sensor accuracy at 33 per cent A sealed bottle in which a saturated salt solution holds the air at a known relative humidity. Put the sensor in, let it stabilise, and compare what the meter says with what the kit maintains. Fitment Checks the RH T S1 ambient sensor Checks the RH T S3 in situ sensor Specifications Part number RH TK 33 Nominal humidity 33% RH, + as stated by Delmhorst Method Saturated salt