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A. O. SMIT>A. O. SMITH BURKAY, NATURAL, HW-300, 300 MBH, 65" H-36"D, 8" FLUE, 240# 1-1/2" MALE IN AND OUT
W174A34125
EA
Watts 174A-125 Pressure Relief Valve - 3/4", 125 psi ( 2,070,000 BTU )