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
1" Watts 800M4FR by ReddHead (Nov 11th 2012, 6:19pm)	3	1,866	by Wet_Boots (Nov 13th 2012, 12:48pm)
What is required for San Diego? Residential sprinklers by pdragn78 (Oct 29th 2012, 10:50am)	2	776	by pdragn78 (Nov 1st 2012, 12:06am)
New to board and sprinkler systems... got a few estimates and need advice. by jrmtl (Oct 23rd 2012, 8:00am)	9	1,997	by mrfixit (Oct 25th 2012, 9:28pm)
Any Backflow Service Providers that want more Backflow work, I have something for you. by hi.todd (Oct 25th 2012, 8:29am)	0	320	No reply
My Design with RP by spinman1949 (Oct 8th 2012, 11:50am)	0	584	No reply
sprinklers by basicdude (Oct 5th 2012, 9:44pm)	1	522	by Wet_Boots (Oct 6th 2012, 9:56am)
Stuck Diaphragm on Watts Back Flow Preventer by wallace1 (Sep 16th 2012, 1:18pm)	7	2,242	by Wet_Boots (Sep 28th 2012, 12:38pm)
How do you know when it's time to replace valves? by whatsavalve (Sep 26th 2011, 1:40pm)	5	1,947	by wallace1 (Sep 28th 2012, 11:05am)
Need advice on backflow devices. by spinman1949 (Sep 9th 2012, 3:42pm)	7	1,575	by spinman1949 (Sep 10th 2012, 10:14am)
Vibrating PVB by bdnannac (Jul 17th 2012, 12:58pm)	6	1,336	by bdnannac (Jul 18th 2012, 4:37pm)