Balancing valve STV ANSI flanged

The manual balancing valve STVA(E) is optimized for use in heating- and cooling systems. STVA (E) is a ANSI 125# flanged valve. STVA (E) are sized with nomogram, handwheel or online Applications on smartphones or on our website.
STVA (E) shall be dimensioned with 50-80% of maximum flow for the design flow. Minumum recommended differential pressure is 2 kPa (0,29 psi)