


Watts Boiler Pressure Relief Valve, 2,445,000 BtuH, 150 psi - LF174A-150-3/4"
Marsoni
M251S
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Friday, May 29
Watts Boiler Pressure Relief Valve, 2,445,000 BtuH, 150 psi - LF174A-150-3/4"Boiler Pressure Relief Valve; Inlet Type: FNPT; Outlet Type: FNPT; Inlet Size: 3 4 in; Outlet Size: 3 4 in; Body Height: 5 1 8 in; BtuH: 2,445,000; Factory Set Pressure: 150 psi; Max. Temp.: 250 Degrees F; Auto Re Seating: No; Body Material: Lead Free Copper Silicon Alloy; Spring Material: Stainless Steel; Body Width: 2 1 2 in; Standards: ASME, MIL V 18634B
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4.3 ★★★★★
Based on 1952 reviews
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Product Reviews
★★★★★ 5
Great Product
Size: 2-Pack
Great product, worked wonders!! I would definitely recommend to others to buy this product!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 5, 2026
★★★★★ 1
Disappointed
Size: Single
It didn’t work as expected
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Reviewed in the United States on May 30, 2026
★★★★★ 1
Fake
Size: 2-Pack
No good just a lie
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 13, 2026
★★★★★ 5
Works great
Number of Items: 4, Style: SILZKAR7B11
Exactly what it is supposed to be ! Good service
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026
★★★★★ 5
Perfect
Number of Items: 4, Style: SILZKAR7B11
Great Quality. Worked Perfectly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 13, 2025
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