FM350 Gain Tables

Updated April 11, 2024 1 min read

Overview

Gain Table

Pipe Size	Pipe Type	Pipe Config	Target Gain	Highbound Gain	Target “g”	Highbound “g”
½"	Copper L	142	9.8	18.8	37	48
½"	Copper M	139	6	15.5	32	44
½"	CPVC	147	9.8	18.2	37	47
½"	PVC40	146	17.2	25.8	46	57
½"	PEX	145	10.7	19.6	38	49
¾"	Copper L	131	17.2	26.7	46	58
¾"	Copper M	133	13.9	22.8	42	53
¾"	CPVC	137	6	15.5	32	44
¾"	PVC40	135	6.8	16.3	33	45
¾"	PEX	136	10.7	19.6	38	49
1"	Copper L	140	21.5	29.8	51	62
1"	Copper M	134	21.5	29.8	51	62
1"	CPVC	141	18.2	27.7	47	59
1"	PVC40	132	13	22	41	52
1"	PEX	138	6.8	16.3	33	45
1.25"	Copper M	2009	13.9	22.8	42	53
1.5"	Copper L	2006	18.2	27.7	47	59
1.5"	PVC40	2005	17.2	26.7	46	58
2"	Copper L	2002	18.2	27.7	47	59
2"	PVC40	2001	13	22	41	52
2.5"	Copper L	2007	6	15.5	32	44
2.5"	PVC40	2008	9	17.2	36	46
3"	Copper L	2004	18.2	26.7	47	58
3"	PVC40	2003	17.2	25.8	46	57

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