Brass body. Can be fitted with clip-on module, pulse emitter 1 liter/pulse or 0.1 liter/pulse (dry contact). (all-position installation). Accuracy 1%*. Cold water model: Maximum temperature 50°C. Threaded connections 3/4''. Meter dimensions 110 x 96.2 x 109 mm. Please note: for a complete set, take the ALTAIR meter and pulse emitter, *Accuracy given as an indication based on a flow rate of 40L/min.