Automatic, working air device, Upmann Z4, DIN 4795, for installation into the chimney flank, Mounting frame dimension 13 x 19 cm, frame depth 6 cm, Cover size 16 x 22 cm, control range 10-30 Pa, control number NL 107/02, eight 0,8 kg, V2A-Stainless Steel
- For wood and building materials - Precise measurement of wood humidity (characteristic curves for different types of wood are saved on device) - Further saved characteristics: cement screed, concrete, gypsum, anhydrite screed, cement mortar, lime mortar