συνδέσμοι φ 3/4"F-3/4"M ελάχιστος ρυθμός ροής 2 l/min - max 30 l/min θερμοκρασία νερού +2°C/70°C πίεση λειτουργίας 0.2/10 bar TUV - WRAS εγκεκριμένο Water Block is an anti-flooding safety device that controls the passage of a nominal water volume between 5-50 litres. Its function is to measure the number of litres passing through it. If such amount exceeds the set value, the Water Block blocks the water flow and stops the delivery until user intervention. Electric current is not needed. Not suitable for the USA market. Made in Poland