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…Instructions Rev. A UB90-200 Series II IOM Rev. D UB90-200 Series II IOM Rev. C UB90-200 Series II IOM Rev. B UB90-200 Series II IOM Rev. A UB90-200 IOM Rev….
…Instructions Rev. A UB90-200 Series II IOM Rev. D UB90-200 Series II IOM Rev. C UB90-200 Series II IOM Rev. B UB90-200 Series II IOM Rev. A UB90-200 IOM Rev….
…up to 55%. Never use automotive antifreeze or any petroleum-based antifreeze in a hydronic heating system. For aluminum heat exchangers, use only Intercool NFP-50 coolant. (Please contact customer service at…
…Energy Efficiency Incentive Program – CANADA ONLY For natural gas and propane boilers 95% AFUE and beyond, as well as water heaters with Energy Star efficiency above 0.92. View Offer…