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
Dig Backflow Preventer? by buzzkillb (Jul 6th 2013, 7:58pm)	5	2,174	by Wet_Boots (Jul 7th 2013, 5:51pm)
anti siphon valve by alsidw (Aug 19th 2013, 6:50am)	6	1,805	by Wet_Boots (Aug 19th 2013, 8:25pm)
PVB leaking by BeeMystic (Aug 21st 2013, 4:57pm)	5	2,575	by Wet_Boots (Aug 22nd 2013, 8:13am)
Backflow device for well application by wmross (Sep 15th 2013, 2:30am)	1	1,508	by Wet_Boots (Sep 15th 2013, 9:47am)
For a better understanding of Backflow Issues that can cause the Backflow to fail. by hi.todd (Sep 24th 2013, 5:55pm)	1	1,084	by hi.todd (Oct 12th 2013, 10:13am)
another febco 765 3/4" pvb question by c2ps (Oct 22nd 2013, 6:41pm)	1	1,437	by Central Irrigation (Oct 22nd 2013, 8:17pm)
RPZ Re-build quote by Njschaub (May 27th 2014, 11:07am)	1	676	by hi.todd (May 27th 2014, 12:52pm)
825y by nick131344 (Jun 7th 2014, 12:40pm)	4	674	by Wet_Boots (Jun 8th 2014, 9:21am)
BACKFLOW PREVENTION CAGE by JerryWingo (Jul 1st 2014, 6:44am)	0	557	No reply
Little confused on backflow by bcsteeve (Jun 9th 2014, 10:23pm)	12	1,964	by bcsteeve (Aug 2nd 2014, 4:07pm)
Placement of Pressure Vacuum Backflow Device by ericnash (Jul 26th 2013, 7:56am)	5	2,405	by Wet_Boots (Feb 9th 2015, 11:55am)
Anti-sipon with backflow preventer? by azchrisf (May 6th 2015, 4:14pm)	1	729	by Wet_Boots (May 7th 2015, 5:56am)
Container/Hanging Baskets Backflow Preventer by azpastafarian (May 11th 2015, 8:06pm)	0	762	No reply
Not getting water through backflow preventer by cypherljk (May 17th 2015, 3:10pm)	3	835	by Wet_Boots (May 17th 2015, 5:18pm)
PVB Replacement by menace4258 (May 19th 2015, 6:52pm)	1	1,838	by Wet_Boots (May 20th 2015, 12:49am)
Going from backflow preventer to PVC by MPow3r (Jul 31st 2015, 9:41am)	1	1,000	by Wet_Boots (Jul 31st 2015, 12:29pm)
Advice, opinions, or just a source of amusement? by manowell (Sep 6th 2015, 6:43pm)	7	942	by Wet_Boots (Sep 8th 2015, 5:44pm)
Do I need a back flow preventer? by sauropod (Sep 8th 2015, 11:18pm)	4	1,026	by sauropod (Sep 9th 2015, 11:11pm)
Backflow Sizing & Piping by BGOFFE (Oct 6th 2015, 9:32am)	5	788	by SunCoLawns (Oct 7th 2015, 8:13am)
Leaking by concreteguy (Oct 8th 2015, 3:26pm)	1	543	by Evergreen Sprinkler (Oct 15th 2015, 1:04pm)