Description
testo 440 dP Klimamessgerät inkl. Differenzdrucksensor partikelfilter Conical test plugs ½" + Combustion air temperature probe Conical test plugs ½" + ¾" 1 x testo 405i thermal anemometer with smartphone operation testo 440 dP air velocity and IAQ measuring instrument including integrated differential pressure sensor 3 x AA batteries