Temperature and Pressure Relief Valves

WATTS -

LF10L Series Temperature and Pressure Relief Valves

A

Style	Model	Body Material	Relief Pressure	Shank Length	Price (inc. VAT)
A	LF10L-2 75-210 3/4	Lead Free Bronze	75 Psi	1 3/16"	£79.18
A	LF10L-2 125-210 3/4	Lead Free Bronze	125 psi	1 3/16"	£79.18
A	LF10L-2 150-210 3/4	Lead Free Copper Silicon Alloy	150 Psi	1 1/8"	£71.85

WATTS -

374A Series Pressure Relief Valves

A

Style	Model	Relief Pressure	Price (inc. VAT)
A	374A-BRZ-030	30 Psi	£134.76
A	374A-045 3/4	45 Psi	£117.21
A	374A-050 3/4	50 Psi	£217.43

WATTS -

340 Series Automatic Re-Seating Temperature and Pressure Relief Valves

A

B

C

D

Style	Model	Discharge Capacity	Inlet Size	Mfr. Series	Outlet Size	Relief Pressure	Price (inc. VAT)
A	340X-8-Z-175210 1 1/2	-	1 1/2"	340	1-1/2"	175 Psi	£3,617.27
B	342-100210 2	-	2"	342	2"	100 Psi	£3,435.20
C	340X-8-75210 1 1/2	-	1-1/2"	340	1-1/2"	75 Psi	£3,404.51
C	340-075/210 1 1/2	-	1-1/2"	340	1-1/2"	75 Psi	£3,429.79
C	340X-8-80210 1 1/2	-	1-1/2"	340	1-1/2"	80 Psi	£3,644.72
B	342X-8-100210 2	-	2"	342	2"	100 Psi	£3,644.72
A	340X-8-100210 1 1/2	4426000 btuh	1 1/2"	340	1-1/2"	100 Psi	£3,102.28
D	342X-8-125210 2	5403000 btuh	2"	342	2"	125 psi	£3,237.58

WATTS -

LFLL40XL Extended Inlet Shank Temperature and Pressure Relief Valves

A

B

C

Style	Model	Inlet Size	Outlet Size	Relief Pressure	Shank Length	Price (inc. VAT)
A	LFLL40XL-M15 150-210 1	1"	1"	150 Psi	1 25/32"	£1,923.96
B	LFLLL40XL-M15 150210 3/4	3/4"	3/4"	150 Psi	1 25/32"	£760.19
C	LFLL40XL 75-210 3/4	3/4"	3/4"	75 Psi	1 21/32"	£855.50
C	LFLL40XL-M15 150-210 3/4	3/4"	3/4"	150 Psi	1 21/32"	£724.85

WATTS -

LF40L Series Temperature and Pressure Relief Valves

A

B

C

D

Style	Model	Body Material	Discharge Capacity	Inlet Size	Max. Temp.	Outlet Size	Relief Pressure	Price (inc. VAT)
A	LF40XL 100-210 3/4	Lead Free Brass	-	3/4"	210 Degree F	3/4"	100 Psi	£605.71
B	LF40L 150-210 3/4	Lead Free Brass	-	3/4"	210 Degree F	3/4"	150 Psi	£550.35
A	LF40XL-8 100-210 3/4	Lead Free Brass	-	3/4"	210 Degree F	3/4"	100 Psi	£403.54
C	LF40L 125-210 1	Lead Free Brass	1218000 btuh	1"	210° F	1"	125 psi	£946.20
D	LF40XL7 75-210 1	Lead Free Brass	1155000 btuh	1"	210° F	1"	75 Psi	£965.96
A	LF40XL-8 150210 3/4	Lead Free Bronze	-	3/4"	210 Degree F	3/4"	150 Psi	£599.05

WATTS -

40L Series Temperature and Pressure Relief Valves

A

B

C

Style	Model	Discharge Capacity	Inlet Size	Max. Temp.	Outlet Size	Relief Pressure	Thermostat Probe Length	Price (inc. VAT)
A	40L-075210 3/4	-	3/4"	210 Degree F	3/4"	75 Psi	-	£448.92
B	40L-100210 1	1481000 btuh	1"	210° F	1"	100 Psi	3"	£720.23
C	40XL-7-100210 1	1481000 btuh	1"	210° F	1"	100 Psi	8"	£688.75
C	40XL-7-125210 1	1808000 btuh	1"	210° F	1"	125 psi	8"	£710.25
C	40XL-7-150210 1	2135000 btuh	1"	210° F	1"	150 Psi	8"	£614.55
B	40L-150210 1	2135000 btuh	1"	210° F	1"	150 Psi	3"	£672.58

WATTS -

Boiler Water Feeders

A

B

Style	Model	Price (inc. VAT)
A	142	£1,472.88
B	142S	£1,503.66

WATTS -

53L Series Pressure Only Relief Valves

A

B

C

Style	Model	Max. Working Pressure	Relief Pressure	Price (inc. VAT)
A	53L-075 1/2	-	75 Psi	£111.07
A	53L-Z2-030 1/2	-	30 Psi	£111.07
A	53L-175 1/2	-	175 Psi	£111.07
B	53L-150 1/2	-	-	£139.42
A	53L-100 1/2	75 PSI	100 Psi	£111.07
C	53L-FP-175 1/2	131 psi	175 Psi	£108.38

WATTS -

340 Series Temperature and Pressure Relief Valves

A

B

Style	Model	Discharge Capacity	Inlet Size	Mfr. Series	Outlet Size	Relief Pressure	Thermostat Probe Length	Price (inc. VAT)
A	340-100/210 1 1/2	4426000 btuh	1 1/2"	340	1-1/2"	100 Psi	3"	£2,919.36
A	340-125/210 1 1/2	5403000 btuh	1 1/2"	340	1-1/2"	125 psi	3"	£2,727.19
B	342-125210 2	5403000 btuh	2"	342	2"	125 psi	-	£2,730.26
A	340X-8-125210 1 1/2	5403000 btuh	1 1/2"	340	1-1/2"	125 psi	8"	£2,897.82
B	342X-8-150210 2	6379000 btuh	2"	342	2"	150 Psi	8"	£3,157.66
A	340X-8-150210 1 1/2	6379000 btuh	1 1/2"	340	1-1/2"	150 Psi	8"	£2,897.82
A	340-150210 1 1/2	6379000 btuh	1 1/2"	340	1-1/2"	150 Psi	3"	£2,727.19

WATTS -

174A Series Water Pressure Relief Valves

A

Style	Model	Discharge Capacity	Max. Working Pressure	Relief Pressure	Price (inc. VAT)
A	174A-030 2	3815000 btuh	20 psi	30 Psi	£1,370.15	RFQ
A	174A-Z3-T-030	3815000 btuh At 30 psi	-	30 Psi	£1,983.14	RFQ
A	174A-35 2	4250000 btuh At 35 psi	25 psi	35 Psi	£2,179.91	RFQ
A	174A-036 2	4344000 btuh At 36 psi	26 psi	36 Psi	£2,179.91	RFQ
A	174A-040 2	4690000 btuh At 40 psi	30 psi	40 Psi	£2,179.91	RFQ
A	174A-045 2	5130000 btuh At 45 psi	35 PSI	45 Psi	£2,179.91	RFQ
A	174A-050 2	5575000 btuh At 50 psi	38 psi	50 Psi	£2,036.94	RFQ
A	174A-55 2	6010000 btuh At 55 psi	41 psi	55 Psi	£2,179.91	RFQ
A	174A-060 2	6450000 btuh At 60 psi	45 psi	60 Psi	£2,179.91	RFQ
A	174A-65 2	6890000 btuh At 65 psi	49 psi	65 Psi	£2,179.91	RFQ
A	174A-70 2	7330000 btuh At 70 psi	53 psi	70 Psi	£2,179.91	RFQ
A	174A-075 2	7770000 btuh At 75 psi	56 psi	75 Psi	£2,036.94	RFQ
A	174A-80 2	8215000 btuh At 80 psi	60 psi	80 Psi	£2,179.91	RFQ
A	174A-85 2	8650000 btuh At 85 psi	64 psi	85 Psi	£2,036.94	RFQ
A	174A-88 2	8920000 btuh At 88 psi	66 psi	88 Psi	£2,179.91	RFQ
A	174A-90 2	9090000 btuh At 90 psi	68 psi	90 Psi	£2,179.91	RFQ
A	174A-95 2	9530000 btuh At 95 psi	71 psi	95 Psi	£2,179.91	RFQ

WATTS -

174A Series Water Boiler Pressure Relief Valves

A

B

Style	Model	Discharge Capacity	Inlet Size	Max. Temp.	Max. Working Pressure	Outlet Size	Relief Pressure	Price (inc. VAT)
A	174A-045 3/4	-	3/4"	250 Degree F	-	3/4"	45 Psi	£372.17
A	174A-030 3/4	-	3/4"	250 Degree F	-	3/4"	30 Psi	£196.58
A	174A-115 1 1/4	-	1-1/4"	250 Degree F	-	1-1/4"	115 Psi	£1,043.05
A	174A-140 1	-	1"	250 Degree F	-	1"	140 Psi	£813.65
A	174A-130 3/4	-	3/4"	250 Degree F	-	3/4"	130 Psi	£383.80
A	174A-115 3/4	-	3/4"	250 Degree F	-	3/4"	115 Psi	£383.80
A	174A-095 3/4	-	3/4"	250 Degree F	-	3/4"	95 Psi	£311.73
A	174A-145 1	-	1"	250 Degree F	-	1"	145 Psi	£813.65
A	174A-060 3/4	-	3/4"	250 Degree F	-	3/4"	60 Psi	£303.62
B	174A-35 1 1/2	2250000 btuh At 35 psi	1 1/2"	250° F	25 psi	1-1/2"	35 Psi	£1,509.66
B	174A-036 1 1/2	2310000 btuh At 36 psi	1 1/2"	250° F	26 psi	1-1/2"	36 Psi	£1,509.66
B	174A-050 1 1/4	2459000 btuh	1 1/4"	250° F	38 psi	1-1/4"	50 Psi	£1,019.23
B	174A-040	2490000 btuh At 40 psi	1 1/2"	250° F	30 psi	1-1/2"	40 Psi	£1,509.66
B	174A-045 1 1/2	2720000 btuh At 45 psi	1 1/2"	250° F	35 PSI	1-1/2"	45 Psi	£1,509.66
B	174A-050 1 1/2	2950000 btuh At 50 psi	1 1/2"	250° F	38 psi	1-1/2"	50 Psi	£1,509.66
B	174A-65 1 1/4	3041000 btuh At 65 psi	1 1/4"	250° F	49 psi	1-1/4"	65 Psi	£1,093.05
B	174A-55 1 1/2	3190000 btuh At 55 psi	1 1/2"	250° F	41 psi	1-1/2"	55 Psi	£1,509.66
B	174A-060 1 1/2	3425000 btuh At 60 psi	1 1/2"	250° F	45 psi	1-1/2"	60 Psi	£1,509.66
B	174A-65 1 1/2	3660000 btuh At 65 psi	1 1/2"	250° F	49 psi	1-1/2"	65 Psi	£1,509.66
B	174A-70 1 1/2	3890000 btuh At 70 psi	1 1/2"	250° F	53 psi	1-1/2"	70 Psi	£1,509.66
B	174A-90 1 1/4	4011000 btuh At 90 psi	1 1/4"	250° F	68 psi	1-1/4"	90 Psi	£1,093.05
B	174A-075 1 1/2	4125000 btuh At 75 psi	1 1/2"	250° F	56 psi	1-1/2"	75 Psi	£1,509.66
B	174A-80 1 1/2	4360000 btuh At 80 psi	1 1/2"	250° F	60 psi	1-1/2"	80 Psi	£1,509.66
B	174A-100	4399000 btuh At 100 psi	1 1/4"	250° F	75 PSI	1-1/4"	100 Psi	£1,019.23
B	174A-85 1 1/2	4590000 btuh At 85 psi	1 1/2"	250° F	64 psi	1-1/2"	85 Psi	£1,509.66

WATTS -

LF1XL Series Temperature and Pressure Relief Valves

A

B

C

Style	Model	Max. Temp.	Relief Pressure	Price (inc. VAT)
A	LF1XL 75-210 1/2	210° F	75 Psi	£76.09
B	LF1XL 100 1/2	210° F	100 Psi	£68.80
B	LF1XL 150-210 1/2	210° F	150 Psi	£68.80
B	LF1XL-BP-TT-150210	210° F	150 Psi	£67.63
C	LF1XL-8 150-210 1/2	210 Degree F	150 Psi	£72.65

WATTS -

Pressure Relief Valves

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

Q

R

S

T

U

V

Style	Model	Body Material	Discharge Capacity	Inlet Connection	Inlet Size	Inlet Type	Max. Temp.	Mfr. Series	Outlet Size	Price (inc. VAT)
A	SAN50-D	-	-	-	-	-	-	-	-	£1,345.70	RFQ
B	LF174A-150 2	-	-	-	-	-	-	-	-	£3,713.62	RFQ
C	LF174A-125 1	-	-	-	-	-	-	-	-	£899.32	RFQ
D	LF140S3 150-210 1	-	-	-	-	-	-	-	-	£1,132.32	RFQ
E	740-030 1	-	-	-	-	-	-	-	-	£372.08	RFQ
F	740-040 1 1/2	-	-	-	-	-	-	-	-	£1,500.51	RFQ
G	0121544	-	-	-	-	-	-	-	-	£2,648.26	RFQ
H	LF174A-125 1 1/2	-	-	-	-	-	-	-	-	£2,521.64	RFQ
I	740-040 2	-	-	-	-	-	-	-	-	£2,252.96	RFQ
J	LF174A-100 1	-	-	-	-	-	-	-	-	£1,081.25	RFQ
K	740-030 3/4	-	-	-	-	-	-	-	-	£191.95	RFQ
L	174A-030 1 1/2	-	-	-	-	-	-	-	-	£1,114.00	RFQ
M	LF174A-125 1 1/4	-	-	-	-	-	-	-	-	£1,322.83	RFQ
N	174A-030 1 1/4	-	-	-	-	-	-	-	-	£878.57	RFQ
O	LF174A-80 1 1/4	-	-	-	-	-	-	-	-	£1,886.16	RFQ
K	LF140X9 150-210 1	-	-	-	-	-	-	-	-	£1,786.70	RFQ
P	0382392	-	-	-	-	-	-	-	-	£358.83	RFQ
K	LF174A-60 3/4	-	-	-	-	-	-	-	-	£537.36	RFQ
Q	740-040 1 1/4	-	-	-	-	-	-	-	-	£1,225.78	RFQ
R	740-045 2	-	-	-	-	-	-	-	-	£2,305.57	RFQ
K	LF174A-150 1 1/2	-	-	-	-	-	-	-	-	£2,319.61	RFQ
S	740-045 1 1/2	-	-	-	-	-	-	-	-	£1,667.27	RFQ
T	740-045 1 1/4	-	-	-	-	-	-	-	-	£1,256.72	RFQ
U	LF174A-100 1 1/4	-	-	-	-	-	-	-	-	£1,354.10	RFQ
V	740-060 1 1/2	-	-	-	-	-	-	-	-	-	RFQ

WATTS -

335 Series Temperature and Pressure Relief Valves

A

B

C

Style	Model	Price (inc. VAT)
A	354A-030	£79.94
B	M335M2-030 3/4	£67.26	RFQ
C	335M2-030 3/4	£123.74

WATTS -

100XL Series Temperature and Pressure Relief Valves

A

B

C

D

E

F

G

H

Style	Model	Body Material	Body Width	Btuh	Factory Set Pressure	Inlet Type	Item	Max. Temp.	Max. Working Pressure	Price (inc. VAT)
A	100XL4Z11 150180 3/4	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	180 Degree F	-	£55.34
B	100XL-8-100210	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	210° F	100 PSI	£67.85
C	100XL-125210	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	210° F	125 psi	£33.45
B	100XL-8-175210	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	210° F	175 PSI	£71.09
C	100XL-175-210	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	210° F	175 PSI	£30.32
D	LLL100XL-2M7-150210 3/4	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	210 Degree F	-	£48.05
C	DP100XL-TT-150210	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	210° F	150 psi	£149.90
E	L100XLM7-3-125210 3/4	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	210 Degree F	-	£63.41
C	100XL-BP-150210	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	210° F	150 psi	£38.05
B	100XL-8-125210	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	210° F	125 psi	£58.66
F	100XL-090210	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	210° F	90 psi	£64.58
A	100XL-B-150210 3/4	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	210 Degree F	-	£44.24
A	100XL-150 3/4	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	210 Degree F	-	£25.36
A	100XL-100210 3/4	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	210 Degree F	-	£52.27
G	100XL-8-150210 3/4	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	210 Degree F	-	£36.49
C	100XL-075210	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	210° F	75 PSI	£37.29
F	100XL-100180-Z11	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	180° F	113 psi	£55.34
E	L100XL-100210 3/4	Brass	-	-	-	Male Threaded	Temperature and Pressure Relief Valve	210 Degree F	-	£63.41
H	100XL-4	Bronze	1.875"	100,000	150 psi	MNPT	Temperature & Pressure Relief Valve	210 Degrees F	-	£17.64
H	3/4 100XL 125	Bronze	1.75"	105,000	125 psi	MNPT	Temperature & Pressure Relief Valve	210 Degrees F	-	£30.30

WATTS -

LFN9 Series, Dual Check with Atmospheric Vent

A

B

C

Style	Model	Body Material	Inlet Size	Inlet Type	Max. Temp.	Outlet Size	Outlet Type	Price (inc. VAT)
A	LFNLF9	Lead-Free Brass	3/8"	MNPT	180 Degrees F	3/8"	FNPT	£168.93
B	LFN9C-1/4"	Lead Free Brass	1/4"	Female Threaded	140 Degree F	1/4"	Female Threaded	£122.46
C	LFN9-3/8"	Lead Free Brass	3/8"	Female Threaded	140 Degree F	3/8"	Female Threaded	£215.70
C	LFN9-1/4"	Lead Free Brass	1/4"	Female Threaded	140 Degree F	1/4"	Female Threaded	£110.89

WATTS -

Automatic Temperature Gas Shutoff Valves, 150 psi

A

B

C

Style	Model	Body Height	Shank Length	Price (inc. VAT)
A	LF210-5-M2	10.25"	7/8"	£516.29
B	LFL210-5-M2	11 15/16"	1.875"	£526.72
C	LFLLL210-5-M2	12 13/16"	2.875"	£685.55

WATTS -

SL100XL Series Temperature and Pressure Relief Valves

A

B

Style	Model	Relief Pressure	Price (inc. VAT)
A	3/4 SL100XL 125/210 3/4	125 psi	£63.41
B	SL100XL-Z5-150210 3/4	150 Psi	£61.89

WATTS -

LF340 Series Temperature and Pressure Relief Valves

A

B

C

Style	Model	Item	Price (inc. VAT)
A	LF340X-8 150-210 1 1/2	Pressure Relief Valve	£5,313.64	RFQ
B	LF340 150-210 1 1/2	Pressure Relief Valve	£5,034.32	RFQ
C	LF340 125-210 1 1/2	Temperature and Pressure Relief Valve	£5,163.81

WATTS -

94 Series Gas Shutoff Valves

A

Style	Model	Inlet Size	Price (inc. VAT)
A	94-3232	1/2"	£13.72	RFQ
A	94-4242	3/4"	£19.00	RFQ

WATTS -

93 Series Angle Connector Gas Shutoff Valves

A

B

C

Style	Model	Inlet Size	Price (inc. VAT)
A	93-2032	1/2"	£17.35	RFQ
B	93-1032	3/8"	£14.12	RFQ
C	93-3042	5/8"	£24.12	RFQ

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LF10L Series Temperature and Pressure Relief Valves

374A Series Pressure Relief Valves

340 Series Automatic Re-Seating Temperature and Pressure Relief Valves

LFLL40XL Extended Inlet Shank Temperature and Pressure Relief Valves

LF40L Series Temperature and Pressure Relief Valves

40L Series Temperature and Pressure Relief Valves

Boiler Water Feeders

53L Series Pressure Only Relief Valves

340 Series Temperature and Pressure Relief Valves

174A Series Water Pressure Relief Valves

174A Series Water Boiler Pressure Relief Valves

LF1XL Series Temperature and Pressure Relief Valves

Pressure Relief Valves

335 Series Temperature and Pressure Relief Valves

100XL Series Temperature and Pressure Relief Valves

LFN9 Series, Dual Check with Atmospheric Vent

Automatic Temperature Gas Shutoff Valves, 150 psi

SL100XL Series Temperature and Pressure Relief Valves

LF340 Series Temperature and Pressure Relief Valves

94 Series Gas Shutoff Valves

93 Series Angle Connector Gas Shutoff Valves

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