Comparison : |
Item # 30285000 1/2" Diameter up to 200k Btu, Manual Cutoff Valve – CSA listed ball valve, 1/2" NPT, for up to 175,000 Btu Item # 30285020 3/4" Diameter for heaters 225, & 250K Btu, Manual Cutoff Valve – CSA listed ball valve, 3/4" NPT, for heaters 225,000 Btu/hr and above
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