for hydraulic balancing of hot water return systems (PWH-C)
wetted parts made of stainless steel
maintenance-free spindle gasket with self-lubricating EPDM lip gasket
EPDM-seat gasket
male union thread
free from dead spots
with a black handwheel
keeps throttle pre-setting when vale is closed and opened
indication of pre-setting on bracket
without drain port (drain valve cannot be added)
Open position indicator
wear-resistant stainless steel valve seat
Standards and Approvals
DVGW approval
SVGW approval
plastic parts with KTW and W 270 approval
according to accepted materials list from German environmental agency
up to DN 32 soundproofing certification according to DIN EN ISO 3822 Class 2
DIN EN 1213
ÜA-Reg.-Nr. R-15.2.3-21-17049, WIEN-ZERT