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
Problem on startup with Febco765 by Peinecone (Oct 3rd 2007, 12:59pm)	2	895	by Peinecone (Oct 3rd 2007, 7:00pm)
Febco 765-1 Freeze by whitch01 (Apr 23rd 2007, 8:27am)	1	1,480	by HooKooDooKu (Apr 23rd 2007, 9:19am)
Watts vs. Febco by thedavegw (May 10th 2006, 6:28pm)	3	1,817	by xpedient (Jun 25th 2006, 5:56pm)
RPZ Has Constant Drip by LawnDude (Apr 16th 2004, 6:39am)	0	672	No reply
Stuck Diaphragm on Watts Back Flow Preventer by wallace1 (Sep 16th 2012, 1:18pm)	7	5,598	by Wet_Boots (Sep 28th 2012, 12:38pm)
Wilkins vs. Febco by r0nj0n3s (May 29th 2012, 7:51pm)	2	2,084	by Wet_Boots (May 30th 2012, 6:20am)
Putting Double Check Valve Assembly before anti-siphon valve? by abishur (Apr 7th 2011, 8:46am)	10	3,848	by Wet_Boots (Apr 10th 2011, 3:50pm)
What kind of backflow prevention valves do I need? by Yong (Mar 15th 2011, 8:51am)	2	1,851	by Wet_Boots (Mar 16th 2011, 7:01am)
Backflow prevention by nogreenthumb (May 1st 2006, 10:23am)	8	2,609	by HooKooDooKu (Jan 9th 2007, 5:44am)
PVB on a water well - ck valve too? by JayG (May 3rd 2006, 9:26am)	1	1,189	by Wet_Boots (May 3rd 2006, 2:18pm)
Which Backflow Preventer do i need...? by OscarNav (Jul 10th 2004, 10:26pm)	5	1,893	by Wet_Boots (Apr 26th 2005, 5:05pm)
3/4" or 1" Backflow by chpsk8 (Mar 17th 2002, 8:16am)	4	1,701	by Rays Sprinklers (May 22nd 2003, 4:47am)
Wilkins 720 A 1" ...old style needed by DrewZ (Jun 6th 2013, 8:32pm)	5	1,795	by Wet_Boots (Jun 7th 2013, 10:25am)
Need advice on backflow devices. by spinman1949 (Sep 9th 2012, 3:42pm)	7	2,496	by spinman1949 (Sep 10th 2012, 10:14am)
Toro 53300 PVB TROUBLE by wsommariva (Apr 9th 2011, 6:38am)	44	7,823	by wsommariva (Apr 20th 2011, 12:25pm)
Winerizing (blowout) sprinkler with Wilkins 975XL RP - Where to attach? by creeker69 (Oct 3rd 2010, 12:09pm)	6	4,117	by creeker69 (Oct 10th 2010, 10:55am)
water spitting out from all 4 test cocks when installing Febco 860-100 by garyb (May 31st 2009, 9:50am)	3	2,068	by american irrigation (Nov 2nd 2009, 9:15pm)
O-ring for Febco 765-1 by hequn_yin (May 7th 2007, 4:35am)	1	1,525	by tehachapibackflow (May 10th 2007, 7:34pm)
Backflow spewing by ken_m (Jun 3rd 2004, 10:40am)	6	1,262	by ken_m (Jun 4th 2004, 4:34am)
Lack of Water Pressure at Sprinkler Heads by jimkansas (May 19th 2004, 12:32pm)	5	1,569	by jimkansas (May 25th 2004, 6:20pm)