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
Dual/Alternate source - Backflow prevention by gvid (Jun 8th 2003, 5:43pm)	4	826	by BrettCB01 (Jul 24th 2003, 3:54pm)
rainbird backflow prevention by drpete3 (Feb 2nd 2003, 2:22am)	1	898	by RVLI (Feb 2nd 2003, 5:15am)
Placement of Backflow preventer by rossi7 (Oct 24th 2002, 2:43am)	3	1,132	by RVLI (Oct 27th 2002, 2:51pm)
putting an RPZ underground by whwork (Aug 19th 2002, 6:02am)	2	1,987	by whwork (Aug 21st 2002, 8:44am)
What is an RPZ by ALEXANDER (Dec 27th 2001, 6:22am)	3	1,155	by SprinklerWarehouse Irriga (Jan 1st 2002, 6:41am)
Do I need a back flow preventer? by sauropod (Sep 8th 2015, 11:18pm)	4	1,105	by sauropod (Sep 9th 2015, 11:11pm)
Little confused on backflow by bcsteeve (Jun 9th 2014, 10:23pm)	12	2,225	by bcsteeve (Aug 2nd 2014, 4:07pm)
another febco 765 3/4" pvb question by c2ps (Oct 22nd 2013, 6:41pm)	1	1,486	by Central Irrigation (Oct 22nd 2013, 8:17pm)
For a better understanding of Backflow Issues that can cause the Backflow to fail. by hi.todd (Sep 24th 2013, 5:55pm)	1	1,135	by hi.todd (Oct 12th 2013, 10:13am)
Backflow device for well application by wmross (Sep 15th 2013, 2:30am)	1	1,829	by Wet_Boots (Sep 15th 2013, 9:47am)
anti siphon valve by alsidw (Aug 19th 2013, 6:50am)	6	1,971	by Wet_Boots (Aug 19th 2013, 8:25pm)
6 types of back flow preventers by Iiwelshii (May 24th 2013, 7:28am)	0	690	No reply
Does this Backflow prevent inspection sound right? And are fairly new RPZs not worth repairing?? by Wet_Boots (Feb 9th 2013, 11:55am)	1	950	by nine9s (Feb 9th 2013, 1:57pm)
Questions on PVB Assembly by The Corinthian (Dec 17th 2012, 2:30am)	4	1,879	by Wet_Boots (Dec 20th 2012, 9:01pm)
1" Watts 800M4FR by ReddHead (Nov 11th 2012, 6:19pm)	3	2,176	by Wet_Boots (Nov 13th 2012, 12:48pm)
My Design with RP by spinman1949 (Oct 8th 2012, 11:50am)	0	829	No reply
Control Box leak by terryter (May 12th 2012, 8:04pm)	1	635	by Wet_Boots (May 12th 2012, 8:30pm)
Back flow size by Bernie NO.7 (Apr 28th 2012, 12:11pm)	1	1,344	by Central Irrigation (Apr 28th 2012, 4:44pm)
Febco 765-1 by njchoochoo1 (Apr 7th 2012, 10:57pm)	5	1,301	by wsommariva (Apr 10th 2012, 8:22am)
Strainers by TeaMan (Sep 18th 2011, 7:36am)	4	1,534	by Wet_Boots (Sep 19th 2011, 4:56pm)