GF Piping Systems Ball Valve, catalog numbers 546161 and 546072, is described as d20DN15 and is part of GF’s ball valve lineup. The product title identifies it as a GF d20DN15 Typ 546 161 546 072 Ball Valve, indicating a compact ball-type shut-off valve sized for DN15 piping. This valve is intended for use in GF piping networks where a reliable, manually operated flow control component is required.
