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
Amusing: 26 stretches (reasons) of why RP backflows should be banned. by nine9s (Feb 13th 2013, 3:18pm)	1	666	by Wet_Boots (Feb 13th 2013, 3:48pm)
Air Gap and Strainer by andrewikon (Apr 27th 2006, 8:28am)	3	628	by Wet_Boots (Apr 28th 2006, 3:08am)
advice for getting new PVB installed by njitgrad (Jun 17th 2013, 9:38am)	7	1,832	by Central Irrigation (Jun 22nd 2013, 9:00am)
A revolution using a cheap backflow concept by vallesj (Jun 5th 2012, 11:17am)	7	1,532	by ReddHead (Jun 7th 2012, 9:01am)
825y by nick131344 (Jun 7th 2014, 12:40pm)	4	2,957	by Wet_Boots (Jun 8th 2014, 9:21am)
825Y by jro16 (May 3rd 2006, 7:02pm)	2	606	by xpedient (Jun 25th 2006, 7:28pm)
6 types of back flow preventers by Iiwelshii (May 24th 2013, 7:28am)	0	419	No reply
3/4" or 1" Backflow by chpsk8 (Mar 17th 2002, 8:16am)	4	944	by Rays Sprinklers (May 22nd 2003, 4:47am)
3" Wilkins 975? by tehachapibackflow (Jun 10th 2006, 7:32am)	0	610	No reply
1" Watts 800M4FR by ReddHead (Nov 11th 2012, 6:19pm)	3	2,094	by Wet_Boots (Nov 13th 2012, 12:48pm)