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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New thread

Threads

	Replies	Views	Last post
3/4" or 1" Backflow by chpsk8 (Mar 17th 2002, 8:16am)	4	180	by Rays Sprinklers (May 22nd 2003, 4:47am)
Febco 765 3/4" by golemchamp (Apr 25th 2012, 2:36pm)	1	183	by GatorGuy (Apr 25th 2012, 3:22pm)
backflow size question by wilky5187 (May 17th 2012, 11:08am)	3	184	by Wet_Boots (May 18th 2012, 8:02am)
Back flow size by Bernie NO.7 (Apr 28th 2012, 12:11pm)	1	184	by Central Irrigation (Apr 28th 2012, 4:44pm)
PVB sizes by ablkop (Apr 28th 2010, 3:10pm)	4	184	by ablkop (Apr 30th 2010, 11:48am)
sprinkler heads uphill by schrotenboer (Apr 23rd 2003, 9:14am)	4	184	by Rays Sprinklers (May 23rd 2003, 1:10pm)
Backflow spewing by ken_m (Jun 3rd 2004, 10:40am)	6	185	by ken_m (Jun 4th 2004, 4:34am)
How to Replace Wilkins 740A by vckreddy (May 19th 2007, 10:11am)	0	188	No reply
Anti-siphon valves by doinitmyself (Oct 12th 2006, 4:03pm)	2	190	by Wet_Boots (Oct 12th 2006, 6:37pm)
Winterizing Febco backflow device by js (Nov 5th 2002, 3:24am)	2	190	by Rays Sprinklers (May 12th 2003, 12:43pm)