Comparison : |
Item # NLM25XE, KG-900-W-LF - Silent Check Valve - Lead-Free*, Iron Grooved, Fire Protection, Twin Disc Item # NLM25XF, KG-900-W-LF - Silent Check Valve - Lead-Free*, Iron Grooved, Fire Protection, Twin Disc Item # NLM25XH, KG-900-W-LF - Silent Check Valve - Lead-Free*, Iron Grooved, Fire Protection, Twin Disc Item # NLM250XJ, KG-900-W-LF - Silent Check Valve - Lead-Free*, Iron Grooved, Fire Protection, Twin Disc Item # NLM25XK, KG-900-W-LF - Silent Check Valve - Lead-Free*, Iron Grooved, Fire Protection, Twin Disc
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