3/4 in x 1/2 in Pipe Size, MNPT x FNPT, Quarter Turn Boiler Drain Valve - 1APV6|1APV6 - Grainger
BRASS BOILER DRAIN MIP 3/4 NL - PLUMBING VALVES - NO LEAD - Plumbing Valves - American Granby
Everbilt 1/2 in. x 3/4 in. MPT x MHT Brass Boiler Drain Valve 102-703EB - The Home Depot
4:3
Factory Price 1 Ton 2 Ton 3 Ton 4 Ton 5 Ton 6 Ton 8 Ton 10 Ton 15 Ton 20 Ton 30 Ton 40 to Industrial Steam Boiler - China 1 Ton Steam Boiler and 5 Ton Steam Boiler