Comparison : |
Item # NLH340D, WD-3122 - Butterfly Valve - Ductile Iron, Wafer Type, 250 PSI Item # NLH340E, WD-3122 - Butterfly Valve - Ductile Iron, Wafer Type, 250 PSI Item # NLH340F, WD-3122 - Butterfly Valve - Ductile Iron, Wafer Type, 250 PSI Item # NLH340H, WD-3122 - Butterfly Valve - Ductile Iron, Wafer Type, 250 PSI Item # NLH340J, WD-3122 - Butterfly Valve - Ductile Iron, Wafer Type, 250 PSI
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