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
Are freeze resistant PVBs worth the extra $$? by swen (Jul 14th 2012, 8:03am)	1	262	by Central Irrigation (Jul 14th 2012, 9:15am)
Conbraco 1" PVB by Willie77 (May 23rd 2012, 12:51pm)	1	241	by GatorGuy (May 23rd 2012, 1:53pm)
o ring is slipping out at pump housing when pump shuts off by jonathanteller (May 16th 2012, 7:14am)	1	79	by Wet_Boots (May 16th 2012, 9:41am)
Control Box leak by terryter (May 12th 2012, 8:04pm)	1	103	by Wet_Boots (May 12th 2012, 8:30pm)
Back flow size by Bernie NO.7 (Apr 28th 2012, 12:11pm)	1	190	by Central Irrigation (Apr 28th 2012, 4:44pm)
Febco 765 3/4" by golemchamp (Apr 25th 2012, 2:36pm)	1	197	by GatorGuy (Apr 25th 2012, 3:22pm)
Wilkins 420 or 720AA? by handyandy? (Jun 18th 2011, 1:19pm)	1	228	by Wet_Boots (Jun 18th 2011, 1:26pm)
Febco Clanging by mcdonnellk (Jun 15th 2011, 9:33am)	1	98	by Wet_Boots (Jun 15th 2011, 10:16am)
Good filter? by aswilburn (Jun 15th 2011, 1:32am)	1	80	by Wet_Boots (Jun 15th 2011, 8:09am)
internals diagram of Watts 800M4 PVB? by OlieNH (Jun 3rd 2011, 1:49pm)	1	871	by worachj (Jun 3rd 2011, 2:06pm)