WATTS Vacuum Breakers

Designed for use with irrigation systems, firelines and industrial process water systems to prevent backsiphonage of contaminants into potable water supply. Can bear pressures up to 150 psi and are offered in GHT, NPT, FIP and FNPT connection types

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WATTS -

LF008PCQT Series Vacuum Breakers

WATTS LF008-PC-QT-SC 1

A

WATTS LF008PCQT 1

B

WATTS LF008PCQT 1/2

C

WATTS LF008PCQT-L 1/2

D

WATTS LF008PCQT-SC 1/2

E

WATTS LF008PCQT-L 3/4

F

WATTS LF008-PC-QT-SC 3/4

G

WATTS LF008PCQT 3/4

H

WATTS LF008PCQT-SC 3/8

I

WATTS LF008PCQT 3/8

J

WATTS LF008PCQT-L 3/8

K

Style	Model	Inlet Size	Max. Temp.	Max. Working Pressure	Min. Temp.	Outlet Size	Thread Type	Price (inc. VAT)
A	LF008-PC-QT-SC 1	1"	180° F	150 psi	33° F	1"	NPT	£2,943.42	RFQ
B	LF008PCQT 1	1"	180° F	150 psi	33° F	1"	NPT	£1,110.98	RFQ
C	LF008PCQT 1/2	1/2"	180° F	150 psi	33° F	1/2"	NPT	£611.76
D	LF008PCQT-L 1/2	1/2"	180 Degree F	10.3 Bar	33 Degree F	1/2"	FPT	£854.11
E	LF008PCQT-SC 1/2	1/2"	180° F	150 psi	33° F	1/2"	NPT	£1,741.90
F	LF008PCQT-L 3/4	3/4"	180 Degree F	10.3 Bar	33 Degree F	3/4"	FPT	£1,077.97	RFQ
G	LF008-PC-QT-SC 3/4	3/4"	180 Degree F	10.3 Bar	33 Degree F	3/4"	NPT	£2,584.08	RFQ
H	LF008PCQT 3/4	3/4"	180 Degree F	10.3 Bar	33 Degree F	3/4"	NPT	£1,006.40	RFQ
I	LF008PCQT-SC 3/8	3/8"	180° F	150 psi	33° F	3/8"	NPT	£1,741.90
J	LF008PCQT 3/8	3/8"	180° F	150 psi	33° F	3/8"	NPT	£795.86
K	LF008PCQT-L 3/8	3/8"	180 Degree F	10.3 Bar	33 Degree F	3/8"	FPT	£747.42

WATTS -

Vacuum Breaker Backflow Preventers

A

B

Style	Model	Backflow Preventer Type	Inlet Size	Item	Max. Temp.	Min. Temp.	Price (inc. VAT)
A	N9C-M5	Dual Check with Atmospheric Vent	3/8"	Dual Check Vacuum Breaker	140° F	33° F	£306.87	RFQ
B	731FR	Vacuum Breaker	3/4"	Vacuum Breaker	180° F	32° F	£105.95	RFQ

WATTS -

LF767FR Series Vacuum Breakers

WATTS LF767FR 1 1/2

A

Style	Model	Price (inc. VAT)
A	LF767FR 1 1/2	£1,144.64	RFQ
A	LF767FR 2	£1,286.43	RFQ
A	LF767FR 1/2	£560.77	RFQ
A	LF767FR 1 1/4	£1,017.63	RFQ
A	LF767FR 3/4	£560.77	RFQ
A	LF767FR 1	£568.48	RFQ

WATTS -

S8 Series Vacuum Breakers

A

B

C

D

Style	Model	Inlet Size	Max. Temp.	Max. Working Pressure	Min. Temp.	Outlet Size	Thread Type	Price (inc. VAT)
A	S-8C-F	1/2"	180° F	125 psi	33° F	1/2"	GHT	£120.02
B	S-8C 1/2	1/2"	180 Degree F	8.6 Bar	33 Degree F	1/2"	NPTF	£112.99
C	S-8 1/2	1/2"	180 Degree F	8.6 Bar	33 Degree F	1/2"	GHT	£99.66
D	S-8C 3/8	3/8"	180° F	125 psi	33° F	3/8"	GHT	£103.86

WATTS -

9BD Series Vacuum Breakers

A

WATTS 9BD-NPTMXFLARE

B

WATTS 9BD-NPTM 3/8

C

WATTS 9BD-NPTM 1/4

D

Style	Model	Inlet Connection	Inlet Size	Inlet Type	Item	Outlet Connection	Outlet Size	Outlet Type	Price (inc. VAT)
A	9BD	Flare Joint	3/8"	Flare Joint	Backflow Preventer	Flare Joint	3/8"	Flare Joint	£696.37
B	9BD-NPTMXFLARE	Male Threaded	3/8"	Male Threaded	Vacuum Breaker	Flare Joint	3/8"	Flare Joint	£551.62
C	9BD-NPTM 3/8	Male Threaded	3/8"	Male Threaded	Vacuum Breaker	Male Threaded	3/8"	Male Threaded	£529.08
D	9BD-NPTM 1/4	Male Threaded	1/4"	Male Threaded	Vacuum Breaker	Male Threaded	1/4"	Male Threaded	£576.88

WATTS -

LF800M4FR Series Vacuum Breakers

WATTS LF800M4FR 1 1/2

A

WATTS LF800M4FR 1 1/4

B

WATTS LF800M4FR 1/2

C

WATTS LF800M4FR 2

D

Style	Model	Inlet Size	Inlet Thread Type	Outlet Size	Thread Type	Price (inc. VAT)
A	LF800M4FR 1 1/2	1 1/2"	FPT	1-1/2"	FPT	£914.27	RFQ
B	LF800M4FR 1 1/4	1 1/4"	FPT	1-1/4"	FPT	£798.95
C	LF800M4FR 1/2	1/2"	FPT	1/2"	FPT	£297.49	RFQ
D	LF800M4FR 2	2"	NPT	2"	NPT	£1,110.98	RFQ

WATTS -

8 Series Vacuum Breakers

A

B

C

D

E

F

G

H

I

J

Style	Model	Body Material	Max. Temp.	Max. Working Pressure	Price (inc. VAT)
A	8BI-C	Brass	180 Degree F	8.6 Bar	£67.37
B	8B 3/4	Brass	180 Degree F	8.6 Bar	£14.40
C	8A 3/4	Brass	180 Degree F	8.6 Bar	£53.45
D	8BC 3/4	Brass	180 Degree F	8.6 Bar	£62.81
E	8AC 3/4	Brass	180 Degree F	8.6 Bar	£85.64
F	8Z-4	Brass	180° F	125 psi	£87.73
G	8BI 3/4	Brass	180 Degree F	8.6 Bar	£8.21
H	8C 3/4	Brass	180 Degree F	8.6 Bar	£64.58
I	8 3/4	Brass	180 Degree F	8.6 Bar	£41.81
J	8P 3/4	Reinforced Thermoplastic	180 Degree F	8.6 Bar	£12.47

WATTS -

Dual Check Vacuum Breakers

WATTS 3/8 LF N9C - 3/8

A

B

WATTS LFN9-CD-C 3/4

C

Style	Model	Item	Price (inc. VAT)
A	3/8 LF N9C - 3/8"	Dual Check Vacuum Breaker	£236.44
B	LFN9CD	Dual Check Vacuum Breaker	£318.55
C	LFN9-CD-C 3/4	Vacuum Breaker	£334.76

WATTS -

Dual Check Vacuum Breaker Backflow Preventers

A

B

Style	Model	Inlet Size	Price (inc. VAT)
A	N9 1/4	1/4"	£206.33	RFQ
B	N9-CD-C	3/4"	£284.94	RFQ

WATTS -

Freeze Resistant Vacuum Breakers

WATTS LF800M4FR 1

A

WATTS LF800M4FR 3/4

B

Style	Model	Inlet Size	Max. Temp.	Max. Working Pressure	Min. Temp.	Outlet Size	Seat Material	Price (inc. VAT)
A	LF800M4FR 1	1"	140° F	150 psi	33° F	1"	Engineered Plastic	£253.68	RFQ
B	LF800M4FR 3/4	3/4"	140 Degree F	10.3 Bar	33 Degree F	3/4"	Plastic	£229.54	RFQ

WATTS -

Anti Siphon Vacuum Breakers

A

WATTS 800M4-QT 1 1/4

B

WATTS 800M4-QT 2

C

WATTS LF800M4-QT 1 1/4

D

WATTS LF800M4-QT 1 1/2

E

WATTS LF800M4QT 1/2

F

WATTS LF800M4QT 3/4

G

WATTS LF800M4QT 2

H

Style	Model	Body Material	Inlet Size	Inlet Thread Type	Max. Temp.	Max. Working Pressure	Mfr. Series	Min. Temp.	Operation	Price (inc. VAT)
A	288AC-MB	Brass	3/8"	NPT	180° F	125 psi	288A	-	Non Continuous	£156.51
B	800M4-QT 1 1/4	Bronze	1 1/4"	NPT	140° F	150 psi	800M4QT	33° F	Continuous	£623.14	RFQ
C	800M4-QT 2	Bronze	2"	NPT	140° F	150 psi	800M4QT	33° F	Continuous	£802.18	RFQ
D	LF800M4-QT 1 1/4	Lead Free Bronze	1 1/4"	FPT	140° F	150 psi	LF800M4QT	33° F	Continuous	£789.53
E	LF800M4-QT 1 1/2	Lead Free Bronze	1 1/2"	NPT	140° F	150 psi	LF800M4QT	33° F	Continuous	£767.10	RFQ
F	LF800M4QT 1/2	Lead Free Bronze	1/2"	NPT	140° F	150 psi	LF800M4QT	33° F	Continuous	£389.52	RFQ
G	LF800M4QT 3/4	Lead Free Bronze	3/4"	-	140 Degree F	10.3 Bar	LF800M4QT	33 Degree F	Continuous	£160.26	RFQ
H	LF800M4QT 2	Lead Free Bronze	2"	NPT	140° F	150 psi	LF800M4QT	33° F	Continuous	£1,002.20	RFQ

WATTS -

Resistant Pressure Vacuum Breakers

WATTS 800M4-FR 1 1/2

A

WATTS U800M4-FR 1

B

WATTS 800M4-FR-SH 1/2

C

WATTS 800M4-FR 2

D

WATTS 800M4FR 3/4

E

Style	Model	Inlet Size	Max. Temp.	Max. Working Pressure	Min. Temp.	Outlet Connection	Outlet Size	Outlet Type	Seat Material	Price (inc. VAT)
A	800M4-FR 1 1/2	1 1/2"	140° F	150 psi	33° F	Female Threaded	1-1/2"	Female Threaded	Engineered Plastic	£795.03	RFQ
B	U800M4-FR 1	1"	140° F	150 psi	33° F	Union Joint	1"	Union Joint	Plastic	£361.43	RFQ
C	800M4-FR-SH 1/2	1/2"	140° F	150 psi	33° F	Female Threaded	1/2"	Female Threaded	Plastic	£387.40	RFQ
D	800M4-FR 2	2"	140° F	150 psi	33° F	Female Threaded	2"	Female Threaded	Plastic	£888.49	RFQ
E	800M4FR 3/4	3/4"	140 Degree F	10.3 Bar	33 Degree F	-	3/4"	Female Threaded	Engineered Plastic	£199.50	RFQ

WATTS -

Freeze Resistant Pressure Vacuum Breaker Backflow Preventers

WATTS 767FR 1 1/4

A

Style	Model	Inlet Size	Price (inc. VAT)
A	767FR 1 1/4	1 1/4"	£847.80	RFQ
A	767FR 3/4	3/4"	£319.32	RFQ

WATTS -

Pressure Vacuum Breaker Backflow Preventers

WATTS 767FR 1 1/2

A

Style	Model	Inlet Size	Price (inc. VAT)
A	767FR 1 1/2	1 1/2"	£953.07	RFQ
A	767FR 1	1"	£334.76	RFQ
A	767FR 2	2"	£1,070.98	RFQ

WATTS -

Atmospheric Vacuum Breakers

A

B

C

D

Style	Model	Price (inc. VAT)
A	LF8	£80.05
B	LF8AC	£71.10
C	LF8A	£96.74
D	LF8C	£91.18

WATTS -

LFN9 Series Vacuum Breakers

WATTS LFN9C 1/2

A

WATTS LFN9-Z 1/4

B

WATTS LFN9C-M5 3/8

C

WATTS LFN9C 3/8

D

Style	Model	Inlet Size	Item	Max. Temp.	Max. Working Pressure	Min. Temp.	Outlet Size	Price (inc. VAT)
A	LFN9C 1/2	-	Backflow Preventer	-	-	-	-	£607.41
B	LFN9-Z 1/4	1/4"	Vacuum Breaker	140 Degree F	8.6 Bar	33 Degree F	1/4"	£263.88
C	LFN9C-M5 3/8	3/8"	Vacuum Breaker	140° F	125 psi	33° F	3/8"	£337.58
D	LFN9C 3/8	3/8"	Vacuum Breaker	140° F	125 psi	33° F	3/8"	£297.95

WATTS -

800M4FR Series Backflow Preventer Vacuum Breakers

WATTS U800M4-FR 3/4

A

WATTS 800M4-FR-QC 3/4

B

WATTS 800M4FR 1

C

WATTS 800M4-FR-SH 3/4

D

WATTS 800M4-FR 1 1/4

E

WATTS 800M4-FR-SH 2

F

WATTS 800M4-FR-SH 1

G

WATTS 800M4-FR-SH 1 1/4

H

WATTS 800M4FR 1/2

I

WATTS 800M4-FR-SH 1 1/2

J

WATTS 800M4-FR-QC 1/2

K

WATTS 800M4-FR-QC 1

L

Style	Model	Inlet Connection	Inlet Size	Inlet Type	Max. Temp.	Max. Working Pressure	Min. Temp.	Outlet Connection	Outlet Size	Price (inc. VAT)
A	U800M4-FR 3/4	-	3/4"	Female Threaded	140 Degree F	10.3 Bar	33 Degree F	-	3/4"	£346.71	RFQ
B	800M4-FR-QC 3/4	-	3/4"	Quick Connect	140 Degree F	10.3 Bar	33 Degree F	-	3/4"	£403.54	RFQ
C	800M4FR 1	-	1"	Female Threaded	140 Degree F	10.3 Bar	33 Degree F	-	1"	£220.59	RFQ
D	800M4-FR-SH 3/4	-	3/4"	Female Threaded	140 Degree F	10.3 Bar	33 Degree F	-	3/4"	£387.40	RFQ
E	800M4-FR 1 1/4	Female Threaded	1 1/4"	Female Threaded	140° F	150 psi	33° F	Female Threaded	1-1/4"	£694.75	RFQ
F	800M4-FR-SH 2	Female Threaded	2"	Female Threaded	140° F	150 psi	33° F	Female Threaded	2"	£996.58	RFQ
G	800M4-FR-SH 1	Female Threaded	1"	Female Threaded	140° F	150 psi	33° F	Female Threaded	1"	£392.30	RFQ
H	800M4-FR-SH 1 1/4	Female Threaded	1 1/4"	Female Threaded	140° F	150 psi	33° F	Female Threaded	1-1/4"	£799.39	RFQ
I	800M4FR 1/2	Female Threaded	1/2"	Female Threaded	140° F	150 psi	33° F	Female Threaded	1/2"	£258.66	RFQ
J	800M4-FR-SH 1 1/2	Female Threaded	1 1/2"	Female Threaded	140° F	150 psi	33° F	Female Threaded	1-1/2"	£968.51	RFQ
K	800M4-FR-QC 1/2	Quick Connect	1/2"	Quick Connect	140° F	150 psi	33° F	Quick Connect	1/2"	£403.54	RFQ
L	800M4-FR-QC 1	Quick Connect	1"	Quick Connect	140° F	150 psi	33° F	Quick Connect	1"	£407.76	RFQ

WATTS -

LF8B Series, Hose Connection Vacuum Breakers

A

B

C

Style	Model	Height	Width	Price (inc. VAT)
A	LF8BC	1.5"	1.38"	£99.37
B	LF8B	1.5"	1.38"	£39.96
C	LF8FR	1.75"	1.75"	£112.78

WATTS -

LF288A Series, Anti-Siphon Vacuum Breaker

WATTS LF288AC-1/4

A

WATTS LF288AC-3/8

B

WATTS LF288A-1/4

C

WATTS LF288A-3/8

D

WATTS LF288A-1/2

E

WATTS LF288AC-1/2

F

WATTS LF288AC-3/4

G

H

WATTS LF288AC-1

I

Style	Model	Height	Inlet Size	Outlet Size	Size	Width	Price (inc. VAT)
A	LF288AC-1/4"	2.25"	1/4"	1/4"	1/4"	1.75"	£152.76
B	LF288AC-3/8"	2.25"	3/8"	3/8"	3/8"	1.75"	£204.62
C	LF288A-1/4"	2.25"	1/4"	1/4"	1/4"	1.75"	£151.47
D	LF288A-3/8"	2.25"	3/8"	3/8"	3/8"	1.75"	£168.24
E	LF288A-1/2"	2.75"	1/2"	1/2"	1/2"	2"	£126.40
F	LF288AC-1/2"	2.75"	1/2"	1/2"	1/2"	2"	£194.71
G	LF288AC-3/4"	3"	3/4"	3/4"	3/4"	2.25"	£328.27
E	LF288A-3/4"	3"	3/4"	3/4"	3/4"	2.25"	£188.26
H	LF288A-1"	3.625"	-	-	1"	2.875"	£291.50
I	LF288AC-1"	3.625"	-	-	1"	2.875"	£460.15

WATTS -

LF289 Series, Spill Resistant Vacuum Breaker

WATTS LF289-1/2

A

WATTS LF289-3/4

B

Style	Model	Height	Inlet Size	Outlet Size	Size	Width	Price (inc. VAT)
A	LF289-1/2"	3.75"	1/2"	1/2"	1/2"	2"	£376.13
B	LF289-3/4"	5"	3/4"	3/4"	3/4"	3.75"	£765.99

WATTS -

Vacuum Breaker

A

B

C

Style	Model	Material	Price (inc. VAT)
A	8B	Brass	£28.66
B	8BI	Brass	£16.64
C	8BC	Chrome-Plated Brass	£53.92

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