LK 521 MultiFill®

Built-in filter shields against

grit and contaminants

Space-saving

design suitable for

tight spaces and

various applications

Insulation to prevent

condensation and

icing

Minimal pressure

drop due to the

placement of

the filter in the ball,

which saves energy

Arrows on the valve

indicate flow direction

for easy setup and

upkeep

LK 521 MultiFill® simplifies refrigerant fluid

filling for geothermal heat pump systems. Its

built-in filter safeguards the evaporator against

potential contaminants, while the compact design

allows easy installation in tight spaces. Insulation

protects against condensation and icing. This

versatile valve can be used in various applications

requiring filling and filtration.

Integrated filter to prevent

particles during filling

124