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Hycocon VTZ Double regulating and commissioning valves

For hydronic balancing of distribution pipes in central heating and cooling systems with closed circuits. The inserts of the sizes DN 15...25 can be replaced without draining the system and be converted to receive an actuator, a thermostat or a differential pressure regulator bonnet. The Demo-Bloc special tool is required for the replacement. Installation in the supply or the return pipe.
Straight seat valve with secured, at any time controllable, infinitely adjustable fine presetting. All functions accessible from the top. Thermal insulation shells for temperatures up to 110 °C (not diffusion tight) included in the scope of delivery. Diffusion tight thermal insulation shells for temperatures up to 120 °C available as accessories.
Valve body, bonnet and all components coming into contact with the medium made of dezincification resistant brass, PTFE or EPDM. Maintenance-free spindle sealing by double O-ring. With two mounted measuring and drain valves with Eco measuring technique.
Hycocon VTZ will be replaced with the new HydroCom V during 2021.

Suitable connection fittings see section “Connection technology”.

Hycocon VTZ Double regulating and commissioning valves