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
PVB vs double check by bnorth (Aug 26th 2004, 7:19pm)	1	456	by HooKooDooKu (Aug 29th 2004, 5:33pm)
Local Code Lingo by craigwagner6 (Aug 19th 2003, 4:16am)	2	453	by craigwagner6 (Aug 19th 2003, 1:44pm)
question about backflow preventer by redwine (Apr 6th 2002, 6:00pm)	0	452	No reply
RP or DC for my layout? by kedge12 (Mar 19th 2007, 6:15pm)	2	438	by HooKooDooKu (Mar 20th 2007, 3:43am)
backflow testing by lawnboy (Jul 22nd 2006, 12:14pm)	1	433	by Wet_Boots (Jul 22nd 2006, 2:43pm)
Running valves when water isd shut-off by dad_of_four (Jul 18th 2005, 5:07pm)	3	432	by RidgeRun05 (Jul 19th 2005, 8:48am)
water pressure by wcgardner1 (Jan 9th 2007, 9:47am)	1	430	by Wet_Boots (Jan 9th 2007, 12:23pm)
basement or outside for RPZ? by illinoisjim (May 5th 2005, 5:24am)	1	425	by Wet_Boots (May 5th 2005, 3:36pm)
Backflow devise by spr (Sep 29th 2002, 5:31am)	3	421	by Rays Sprinklers (Aug 19th 2003, 1:48pm)
RPZ doesn't seal - new installation by ccimino (Mar 27th 2005, 7:53am)	2	419	by RidgeRun05 (Apr 10th 2005, 11:07am)