Circulation unit equipped with rotary mixing valve with 2-way function. The circulation unit is intended for heating circuits where a constant secondary flow and temperature control are required.
HVAC 13
1
Circulation units series GRB300 are supplied with a rotary mixing valve with a bypass canal in six variants with different Kvs values from 0,4 to 4,0. The 2-way function enables a variable primary flow and a constant secondary flow.