Backflow Preventers

ZURN -

975XL2 Reduced Pressure Principle Assembly Backflow Preventers

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Style	Model	Price (inc. VAT)
A	114-975XL2S	£1,519.00
B	1-975XL2AG	-	RFQ
C	1-975XL2S	£888.41
D	1-975XL2SE	£1,119.29
E	2-975XL2FT	£1,544.97
F	34-975XL2AG	-	RFQ
G	34-975XL2FT	£751.32
H	112-975XL2S	£1,578.16
I	114-975XL2SAG	£1,660.42
J	12-975XL2SAG	£892.26
K	12-975XL2TCU	-	RFQ
L	34-975XL2S	£833.10
M	34-975XL2SE	£1,080.81

APOLLO VALVES -

4A-100 Series, Double Check Valves

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Style	Model	Price (inc. VAT)
A	4A103T4F	£705.47	RFQ
A	4A104T1	£713.88
A	4A104T1F	£713.88
A	4A105T2FPR	£703.37
A	4A104T2FPR	£663.71	RFQ
A	4A106T1F	£1,695.26
A	4A105T2LT	£909.72
A	4A107T1F	£1,695.26
A	4A105T1F	£785.18
A	4A108T1F	£1,988.57

WATTS -

Anti-Siphon Backflow Preventer

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Style	Model	Connection	Length	Max. Temp.	Size	Temp. Range	Width	Price (inc. VAT)
A	3/4 LF 800M4QT3/4"	FIP	-	140 Degrees F	3/4"	33 Degrees to 140 Degrees F	2.25"	£291.22
B	3/4 LF 008PCQT-3/4"	IPS	7"	180 Degrees F	3/4"	33 Degrees to 180 Degrees F	2"	£771.37
C	1/2 LF 008PCQT-1/2"	IPS	5.75"	180 Degrees F	1/2"	33 Degrees to 180 Degrees F	2"	£786.08
B	1 LF 008PCQT-1"	IPS	7.5"	180 Degrees F	1"	33 Degrees to 180 Degrees F	2"	£823.73

WATTS -

Backflow Preventer Accessories

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WATTS RK-TC-P Plastci Cap Tether 1/8 1/4 NPT

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Style	Model	Connection Type	Item	Length	Material	Max. Pressure	Size	Width	Price (inc. VAT)
A	1/4 LFTC	MNPT	Test Cock	1.75"	Copper Silicon Alloy	175 psi	1/4"	1"	£109.72
B	LFTC 2 1/2-4	Npt	Test Cock	1.625"	Bronze	175 psi	1/2"	1"	£173.07
C	909 AGK 4-6 8-10 M1	Npt	Air Gap	9.625"	Cast Iron	175 psi	3"	6.38"	£615.88
D	RK-TC-P Plastci Cap Tether 1/8 1/4 NPT	Npt	Cap Tether	-	Plastic	-	1/8" to 1/4"	-	£4.60
E	909 AGM 8-10 909	Npt	Air Gap	11.25"	Cast Iron	175 psi	4mm	7.38"	£771.96
F	1/4 LF-TC	Npt	Test Cock	-	Bronze	-	1/4"	-	£92.14
B	LFTC 6-10	Npt	Test Cock	-	Bronze	-	3/4"	-	£163.03
G	4 909 AGK	Npt	Air Gap	9.625"	Cast Iron	140 psi	4" to 6"	6.38"	£493.92
H	1/8 LF-NPT-TC	Npt	Test Cock	-	Bronze	-	1/8"	-	£71.29
I	SAE-TC Brass Cap 1/8 SAE	SAE	Cap	-	Brass	-	1/8"	-	£5.90
J	RK-SAE-TC 1/8 SAE	SAE	Test Cock	11.25"	Bronze	-	1/8"	7.38"	£13.96
K	SAE-TC-Adapter 1/4	SAE	Adapter	-	Bronze	-	1/4"	-	£91.03
L	SAE-TC Plastic Cap 1/8 SAE	SAE	Cap	-	Brass	-	1/8"	-	£5.94

FEBCO -

Master Series LF886V Reduced Pressure Zone Detector Assemblies

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Style	Model	Inlet Size	Price (inc. VAT)
A	LF886V-OSY-LM 3	3"	£10,462.08	RFQ
A	LF886V-OSY-LM 4	4"	£11,580.57	RFQ
A	LF886V-OSY-LM 6	6"	£18,449.35	RFQ
A	LF886V-OSY-LM 8	8"	£32,333.22	RFQ

WATTS -

LFFBV Series Full Port Ball Valves

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Style	Model	Price (inc. VAT)
A	LFFBV-M 1/2 A	£95.08
A	LFFBV-M 3/4	£118.61

FEBCO -

Master Series LF860 Large Reduced Pressure Zone Assemblies

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Style	Model	Inlet Size	Price (inc. VAT)
A	LF860-DNRS RP 2 1/2	2 1/2"	£2,699.12	RFQ
B	LF860-DOSY RP 2 1/2	2 1/2"	£5,872.00	RFQ
C	LF860-NRS RP 3	3"	£2,833.44	RFQ
A	LF860-DNRS RP 3	3"	£2,833.44	RFQ
B	LF860-OSY RP 3	3"	£6,826.49	RFQ
B	LF860-DOSY RP 3	3"	£6,826.49	RFQ
D	LF860-LG RP 3	3"	£4,267.80	RFQ
A	LF860-DNRS RP 4	4"	£3,949.58	RFQ
D	LF860-LG RP 4	4"	£4,722.03	RFQ
C	LF860-NRS RP 4	4"	£3,949.58	RFQ
B	LF860-DOSY RP 4	4"	£7,552.41	RFQ
D	LF860-LG RP 6	6"	£7,512.14	RFQ
A	LF860-DNRS RP 6	6"	£7,067.62	RFQ
B	LF860-DOSY RP 6	6"	£12,014.25	RFQ
C	LF860-NRS RP 6	6"	£7,067.62	RFQ
D	LF860-LG RP 8	8"	£13,148.41	RFQ
B	LF860-DOSY RP 8	8"	£21,034.13	RFQ
A	LF860-DNRS RP 8	8"	£12,820.89	RFQ
C	LF860-NRS RP 8	8"	£12,820.89	RFQ
B	LF860-DOSY RP 10	10"	£28,664.84	RFQ
D	LF860-LG RP 10	10"	£17,916.44	RFQ

WATTS -

5000SS Series Reduced Pressure Detector Assemblies

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Style	Model	Inlet Connection	Inlet Size	Price (inc. VAT)
A	5000SS-DOSY-FXG-GPM 6	Flanged Joint	6"	£11,708.09	RFQ
B	5000SS-DOSY-FXG-GPM 3	Flanged Joint	3"	£6,764.66	RFQ
C	5000SS-DOSY-GXG-GPM 4	Grooved Joint	4"	£8,532.73	RFQ
D	5000SS-DOSY-GXG-GPM 6	Grooved Joint	6"	£12,527.44	RFQ

WATTS -

200B Series Double Check Valve Assemblies

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Style	Model	Inlet Size	Price (inc. VAT)
A	200B 1	1"	£478.69	RFQ
A	200B 2	2"	£993.99	RFQ
B	200B 3/4	3/4"	£423.32	RFQ

WATTS -

5000SS Series Reduced Pressure Zone Assemblies

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Style	Model	Inlet Size	Price (inc. VAT)
A	5000SS-OSY-GPM 2 1/2	2 1/2"	£6,119.25	RFQ
B	5000SS-LG-GPM 2 1/2	2 1/2"	£4,969.28	RFQ
C	5000SS-OSY-GPM 3	3"	£6,764.66	RFQ
B	5000SS-LG-GPM 3	3"	£5,442.21	RFQ
C	5000SS-OSY-GPM 4	4"	£7,975.01	RFQ
B	5000SS-LG-GPM 4	4"	£6,491.55	RFQ
B	5000SS-LG-GPM 6	6"	£9,405.28	RFQ
C	5000SS-OSY-GPM 6	6"	£11,708.09	RFQ

WATTS -

LF909 Small Series Reduced Pressure Zone Assemblies

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Style	Model	Length	Size	Width
A	2 1/2 LF909-DNRS	41.25"	2.5"	13 1/16"	RFQ
B	6 LF909-DOSY	66"	6	25.375"	RFQ

WATTS -

Ames Colt Series C500 Reduced Pressure Detector Assemblies

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Style	Model	Body Pattern	Inlet Size	Price (inc. VAT)
A	C500-OSY-LM 4	Straight	4"	£6,465.68	RFQ
A	C500-OSY-LM 10	Straight	10"	£24,350.73	RFQ
B	C500-DOSY-G 6	Straight	6"	£10,890.15	RFQ
B	C500-DOSY-G 8	Straight	8"	£17,141.39	RFQ
B	C500-DOSY-C 8	Straight	8"	£17,141.39	RFQ
A	C500-OSY-LM 2 1/2	Straight	2 1/2"	£4,939.08	RFQ
B	C500-DOSY-G 4	Straight	4"	£7,418.70	RFQ
B	C500-DOSY-C 4	Straight	4"	£7,418.70	RFQ
A	C500-OSY-LM 8	Straight	8"	£17,041.69	RFQ
A	C500Z-OSY-LM 6	Z Pattern	6"	£10,638.62	RFQ
A	C500Z-OSY-GPM 10	Z Pattern	10"	£27,922.42	RFQ
A	C500Z-OSY-LM 8	Z Pattern	8"	£18,570.94	RFQ

WATTS -

Ames Colt Series C400N Reduced Pressure Zone Assemblies

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Style	Model	Inlet Size	Price (inc. VAT)
A	C400N-DOSY 4	4"	£7,032.04	RFQ
A	C400N-OSY 4	4"	£6,227.06	RFQ
B	C400N-OSY 6	6"	£9,520.27	RFQ

FEBCO -

Master Series 856ST Double Check Detector Backflow Preventer Assemblies

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Style	Model	Inlet Size	Price (inc. VAT)
A	856STDCDA-LG-GPM 2 1/2	2 1/2"	£3,188.28	RFQ
B	856STDCDA-DOSY-LM 2 1/2	2 1/2"	£5,058.38	RFQ
C	856STDCDA-OSY-CFM 2 1/2	2 1/2"	£5,095.80	RFQ
C	856STDCDA-DOSY-GPM 2 1/2	2 1/2"	£5,095.80	RFQ
C	856STDCDA-DOSY-CFM 2 1/2	2 1/2"	£5,095.80	RFQ
C	856STDCDA-OSY-GPM 2 1/2	2 1/2"	£5,095.80	RFQ
B	856STDCDA-DOSY-LM 3	3"	£6,163.82	RFQ
C	856STDCDA-DOSY-GPM 3	3"	£6,202.64	RFQ
D	856STDCDA-LG-GPM 3	3"	£3,876.82	RFQ
C	856STDCDA-OSY-CFM 3	3"	£6,202.64	RFQ
C	856STDCDA-DOSY-CFM 3	3"	£6,202.64	RFQ
C	856STDCDA-OSY-GPM 3	3"	£6,202.64	RFQ
D	856STDCDA-LG-GPM 4	4"	£4,001.87	RFQ
C	856STDCDA-OSY-CFM 4	4"	£6,400.99	RFQ
C	856STDCDA-OSY-GPM 4	4"	£6,400.99	RFQ
C	856STDCDA-DOSY-CFM 4	4"	£6,400.99	RFQ
C	856STDCDA-DOSY-GPM 4	4"	£6,400.99	RFQ
E	856STDCDA-DOSY-LM 4	4"	£6,363.62	RFQ
C	856STDCDA-OSY-CFM 6	6"	£10,006.12	RFQ
C	856STDCDA-DOSY-GPM 6	6"	£10,006.12	RFQ
C	856STDCDA-DOSY-CFM 6	6"	£10,006.12	RFQ
D	856STDCDA-LG-GPM 6	6"	£6,255.82	RFQ
C	856STDCDA-OSY-GPM 6	6"	£10,006.12	RFQ
E	856STDCDA-DOSY-LM 8	8"	£19,739.04	RFQ
C	856STDCDA-DOSY-CFM 8	8"	£19,775.86	RFQ

WATTS -

SS007 Series Double Check Valve Backflow Preventer Assemblies

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Style	Model	Inlet Size	Max. Temp.	Max. Working Pressure	Min. Temp.	Outlet Size	Price (inc. VAT)
A	SS007M1-QT 1	1"	180° F	175 PSI	33° F	1"	£2,276.93	RFQ
B	SS007M1-QT-S 1	1"	180° F	175 PSI	33° F	1"	£2,597.47	RFQ
C	SS007M3-QT-S 1/2	1/2"	180° F	175 PSI	33° F	1/2"	£1,828.45	RFQ
A	SS007M3-QT 1/2	1/2"	180° F	175 PSI	33° F	1/2"	£1,628.63	RFQ
D	SS007M3-QT-S 3/4	3/4"	180 Degree F	12.1 Bar	33 Degree F	3/4"	£1,953.50	RFQ
A	SS007M3-QT 3/4	3/4"	180 Degree F	12.1 Bar	33 Degree F	3/4"	£1,703.38	RFQ

WATTS -

RK-LF007DCDA Series Backflow Preventer Repair Kit

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Style	Model	Item	Price (inc. VAT)
A	LFRK 007DCDA-CK2 2 1/2-3	Repair Kit	£783.36	RFQ
B	LFRK 007DCDA-CK1 2 1/2-3	Single Check Kit	£854.01	RFQ

ZURN -

Reduced Pressure Zone Backflow Preventer

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Style	Model	Body Material	Connection	Height	Item	Length	Max. Temp.	Size	Temp. Range	Price (inc. VAT)
A	2-975XL2SEU	-	-	-	Backflow Preventer	-	-	-	-	£2,015.40
B	114-975XL3	-	-	-	Backflow Preventer	-	-	-	-	£1,195.77
C	12-975XL3	-	-	-	Backflow Preventer	-	-	-	-	£635.40
B	112-975XL3	-	-	-	Backflow Preventer	-	-	-	-	£1,205.39
D	34-975XL2SAG	-	-	-	Backflow Preventer	-	-	-	-	£937.47
E	2-975XL2S	-	-	-	Backflow Preventer	-	-	-	-	£1,816.74
F	112-975XL2SAG	-	-	-	Backflow Preventer	-	-	-	-	£1,721.03
G	34-975XLD	-	-	-	Backflow Preventer	-	-	-	-	£625.59
H	1-375FT	-	-	-	Backflow Preventer	-	-	-	-	£485.33
C	34-975XL3	-	-	-	Backflow Preventer	-	-	-	-	£648.39
C	1-975XL3	-	-	-	Backflow Preventer	-	-	-	-	£686.39
B	2-975XL3	-	-	-	Backflow Preventer	-	-	-	-	£1,334.30
I	1-375S	-	-	-	Backflow Preventer	-	-	-	-	£578.65
J	2-975XL2TCUSAG	-	-	-	Backflow Preventer	-	-	-	-	£2,031.27
K	2-975XL2SAG	-	-	-	Backflow Preventer	-	-	-	-	£1,958.63
L	2-975XL2TCUFT	-	-	-	Backflow Preventer	-	-	-	-	£1,618.57
M	1-975XL2SAG	-	-	-	Backflow Preventer	-	-	-	-	£993.75
N	2-375XLS	-	-	-	Backflow Preventer	-	-	-	-	£1,606.06
O	34-375S	-	-	-	Backflow Preventer	-	-	-	-	£540.64
P	114-375XLB	Bronze	FNPT	9 1/2"	Reduced Press. Zone Assembly	14 7/8"	180 Deg F	1 1/4"	33 Deg to 180 Deg F	£1,246.69
P	34-375XLB	Bronze	FNPT	6 13/16"	Reduced Press. Zone Assembly	8-7/8"	180 Deg F	3/4"	33 Deg to 180 Deg F	£650.31
P	12-375XLB	Bronze	FNPT	6 13/16"	Reduced Press. Zone Assembly	8-7/8"	180 Deg F	1/2"	33 Deg to 180 Deg F	£727.92
P	112-375XLB	Bronze	FNPT	9 1/2"	Reduced Press. Zone Assembly	15 1/4"	180 Deg F	1 1/2"	33 Deg to 180 Deg F	£1,179.42
P	2-375XLB	Bronze	FNPT	9 1/2"	Reduced Press. Zone Assembly	16"	180 Deg F	2"	33 Deg to 180 Deg F	£1,305.92
P	1-375XLB	Bronze	FNPT	8"	Reduced Press. Zone Assembly	11 1/4"	180 Deg F	1"	33 Deg to 180 Deg F	£687.84

WATTS -

719 Series Double Check Valve Assemblies
Watts 719 Series double check valve assemblies are used in plumbing systems to prevent the backflow of water and protect the potable water supply from contamination. These backflow preventers feature bronze alloy construction for structural rigidity and corrosion resistance. They are further coupled with elastomers that resist the effects of chloramine. These backflow preventers have a separate access and a top-entry check valve arrangement that facilitates convenient maintenance procedures. They have a maximum working pressure of 175 psi (12.06 bar).

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Style	Model	Inlet Connection	Inlet Size	Inlet Thread Type	Max. Temp.	Max. Working Pressure	Min. Temp.	Outlet Connection	Outlet Size	Price (inc. VAT)
A	719QTS 2	-	2"	-	180 Degree F	12.1 Bar	33 Degree F	-	2"	£1,380.67	RFQ
B	719QT-S-R10 3/4	-	3/4"	-	180 Degree F	12.1 Bar	33 Degree F	-	3/4"	£633.91	RFQ
B	719QT-S-R10 1/2	-	1/2"	-	180 Degree F	12.1 Bar	33 Degree F	-	1/2"	£633.91	RFQ
A	719-AQT-R10 3/4	-	3/4"	-	180 Degree F	12.1 Bar	33 Degree F	-	3/4"	£786.99	RFQ
B	719-LF 1 1/4	-	1-1/4"	-	180 Degree F	12.1 Bar	33 Degree F	-	1-1/4"	£677.77	RFQ
B	719-LF 1/2	Female Threaded	1/2"	FPT	180° F	175 PSI	33° F	Female Threaded	-	£398.19	RFQ
B	719-QT-LH 1	Female Threaded	1"	-	180° F	175 PSI	33° F	Female Threaded	-	£537.62	RFQ
B	719-LF 3/4	Female Threaded	3/4"	FPT	180° F	175 PSI	33° F	Female Threaded	-	£434.11	RFQ
B	U719-QT-S 2	Union Joint	2"	NPT	180° F	175 PSI	33° F	Union Joint	-	£1,644.44	RFQ

WATTS -

Ames Colt Series C500N Reduced Pressure Detector Assemblies

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Style	Model	Inlet Size	Price (inc. VAT)
A	C500N-DOSY-C 4	4"	£8,190.62	RFQ
A	C500N-DOSY-G 8	8"	£18,676.51	RFQ
A	C500N-DOSY-C 8	8"	£18,676.51	RFQ
A	C500N-OSY-LM 8	8"	£18,570.94	RFQ

FEBCO -

Double Check Backflow Preventers

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Style	Model
A	1 1/4 LF850-QT DC	RFQ
A	2 LF850-QT DC	RFQ
A	3/4 LF850-QT DC	RFQ

APOLLO VALVES -

4ALF-100 Series Double Check Valves
Apollo 4ALF-100 Series double check valves are used in water supply systems to prevent backflow and contamination. They ensure the safe and reliable flow of potable water by preventing the reverse flow of contaminated water, safeguarding public health and water quality. These double check valves have lead-free bronze construction for enhanced safety in potable water systems, meeting regulatory standards and protecting public health. They feature a FNPT connection that offers compatibility with standard pipe fittings, simplifying installation and allowing for easy integration into existing plumbing systems. These 4ALF-100 Series valves can operate at temperatures ranging from - 33 to 180 degrees F.

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Style	Model	Height	Length	Size	Width	Price (inc. VAT)
A	4ALF104A2F	3.5"	12.75"	3/4"	3"	£289.91
A	4ALF103A2F	3.25"	11"	1/2"	2.5"	£294.36
A	4ALF105A2F	4"	14.63"	1"	3.25"	£338.88
A	4ALF106A2F	4.5"	18.625"	1.25"	4.75"	£749.26
A	4ALF107A2	4.5"	18.75"	1.5"	4.75"	£823.82
A	4ALF108A2F	5"	21.125"	2"	5.38"	£939.91

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975XL2 Reduced Pressure Principle Assembly Backflow Preventers

4A-100 Series, Double Check Valves

Anti-Siphon Backflow Preventer

Backflow Preventer Accessories

Master Series LF886V Reduced Pressure Zone Detector Assemblies

LFFBV Series Full Port Ball Valves

Master Series LF860 Large Reduced Pressure Zone Assemblies

5000SS Series Reduced Pressure Detector Assemblies

200B Series Double Check Valve Assemblies

5000SS Series Reduced Pressure Zone Assemblies

LF909 Small Series Reduced Pressure Zone Assemblies

Ames Colt Series C500 Reduced Pressure Detector Assemblies

Ames Colt Series C400N Reduced Pressure Zone Assemblies

Master Series 856ST Double Check Detector Backflow Preventer Assemblies

SS007 Series Double Check Valve Backflow Preventer Assemblies

RK-LF007DCDA Series Backflow Preventer Repair Kit

Reduced Pressure Zone Backflow Preventer

Ames Colt Series C500N Reduced Pressure Detector Assemblies

Double Check Backflow Preventers

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