Backflow Devices

There are 5 types of backflow prevention assemblies (Air Gap, AVB, PVB, DC, and RP; but, these are not all equally acceptable as protection against all types of hazards. Look here for help in choosing the correct device to protect your drinking water.

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Threads

	Replies	Views	Last post
Determining code requirements. by foxsam (Jul 29th 2008, 1:31pm)	3	307	by rschroeder (May 5th 2009, 5:33pm)
Did I break my backflow preventer? by jsdummy (Apr 18th 2004, 3:39pm)	2	317	by aquamatic (Apr 18th 2004, 5:27pm)
DIY Febco 825Y Replacement by wumpus (Jun 4th 2010, 9:03pm)	9	1,185	by HooKooDooKu (Jun 11th 2010, 8:26am)
DIY oops with Wilkins 975XL by rlowrie (Jun 23rd 2012, 11:27am)	3	311	by hi.todd (Jun 23rd 2012, 12:55pm)
Do I even need a PVB valve? by equalizir (Dec 9th 2010, 12:31pm)	1	671	by hi.todd (Dec 12th 2010, 3:35pm)
Do I need an extra valve? Bleeding regularly by jluzbet (Jun 12th 2006, 7:44am)	0	76	No reply
Does this Backflow prevent inspection sound right? And are fairly new RPZs not worth repairing?? by nine9s (Feb 9th 2013, 9:48am)	1	128	by nine9s (Feb 9th 2013, 1:57pm)
Dual/Alternate source - Backflow prevention by gvid (Jun 8th 2003, 5:43pm)	4	99	by BrettCB01 (Jul 24th 2003, 3:54pm)
favorite backflow by jimmyburg (Oct 31st 2007, 10:13am)	12	938	by jimmyburg (Nov 12th 2007, 5:37am)
FE765-075 - Febco 3/4 inch PVB Assembly "gas fittings" instead of "air fittings" by Sparkland@q.com (Apr 30th 2011, 12:15am)	3	339	by Mitchgo (Oct 24th 2011, 10:51pm)