Comparison : |
Item # NLM350XE, KG-900-W-350-LF - Check Valve - Iron, Fire Protection, Grooved Item # NLM350XF, KG-900-W-350-LF - Check Valve - Iron, Fire Protection, Grooved Item # NLM350XH, KG-900-W-350-LF - Check Valve - Iron, Fire Protection, Grooved Item # NLM350XK, KG-900-W-350-LF - Check Valve - Iron, Fire Protection, Grooved Item # NLM350XL, KG-900-W-350-LF - Check Valve - Iron, Fire Protection, Grooved
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