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
What kind of backflow prevention valves do I need? by Yong (Mar 15th 2011, 8:51am)	2	1,631	by Wet_Boots (Mar 16th 2011, 7:01am)
Austin area backflow devices by huttoauto (May 3rd 2010, 8:51pm)	4	1,629	by Fireguy97 (Jul 2nd 2010, 12:28pm)
putting an RPZ underground by whwork (Aug 19th 2002, 6:02am)	2	1,629	by whwork (Aug 21st 2002, 8:44am)
Watts PVB by Sprinkler_Newbie (Apr 8th 2010, 11:27am)	2	1,623	by HooKooDooKu (Apr 13th 2010, 9:47pm)
Febco 765-1 Leaking by kaje (Jun 29th 2011, 8:15am)	4	1,610	by kaje (Jun 29th 2011, 10:51am)
Which Backflow Preventer do i need...? by OscarNav (Jul 10th 2004, 10:26pm)	5	1,607	by Wet_Boots (Apr 26th 2005, 5:05pm)
Wilkins vs. Febco by r0nj0n3s (May 29th 2012, 7:51pm)	2	1,596	by Wet_Boots (May 30th 2012, 6:20am)
Is this a back flow issue? by bibbo (Jun 8th 2012, 5:26pm)	5	1,561	by bibbo (Jun 14th 2012, 12:54am)
backflow preventer for uphill zone by burley (May 31st 2007, 9:06pm)	5	1,559	by burley (Jun 4th 2007, 6:48pm)
febco 765-1 top exploding AFTER brand new bonnet replacement...help by JD (May 30th 2009, 9:31pm)	2	1,547	by candgriffith (Jun 1st 2009, 3:07pm)
Wilkins 720 A 1" ...old style needed by DrewZ (Jun 6th 2013, 8:32pm)	5	1,536	by Wet_Boots (Jun 7th 2013, 10:25am)
Installing a PVB in the Basement by rcklingaman (Apr 10th 2008, 2:26pm)	5	1,502	by OSLSprinkler (Mar 24th 2009, 3:32pm)
Watts vs. Febco by thedavegw (May 10th 2006, 6:28pm)	3	1,491	by xpedient (Jun 25th 2006, 5:56pm)
New PVB install by Dan123 (Jun 10th 2013, 8:40pm)	4	1,487	by Wet_Boots (Jun 11th 2013, 11:25am)
which brand model RPZ for a system on a private well? by nine9s (Feb 11th 2013, 6:21pm)	5	1,483	by nine9s (Feb 12th 2013, 10:00am)
Febco 765 installation by perossi (May 29th 2007, 7:02am)	1	1,467	by Wet_Boots (May 29th 2007, 8:39am)
watts bpd causing sudden pressure loss? by reduck (May 24th 2011, 7:44pm)	5	1,457	by reduck (May 27th 2011, 6:20am)
Febco 765 3/4 Probs...AGAIN!!! by DHSFed (Jun 16th 2008, 7:47am)	4	1,449	by mrfixit (Jun 18th 2008, 12:55am)
Wrapping a Backflow for Winter by aquamatic (Sep 10th 2003, 11:32am)	3	1,447	by Rays Sprinklers (Sep 13th 2003, 6:24am)
FE765-075 - Febco 3/4 inch PVB Assembly "gas fittings" instead of "air fittings" by Sparkland@q.com (Apr 30th 2011, 12:15am)	3	1,440	by Mitchgo (Oct 24th 2011, 10:51pm)