HDI-18ASR32F / 1U-18S1R32C (18,758 BTU) View Product HDI-25ASR32 / 1U-25S1R32C (25,000 BTU) View Product HDI-30ASR32F / 1U-30S1R32C (30,000 BTU) View Product HDI-36ASR32F / 1U-36S1R32C (36,000 BTU) View Product HDI-36ATR32F / 1U-36T3R32C (36,325 BTU) View Product HDI-40ASR32F / 1U-40S1R32C (40,944 BTU) View Product HDI-40ATR32F / 1U-40T3R32C (40,943 BTU) View Product HDI-48ASR32F / 1U-48S1R32C (48,000 BTU) View Product HDI-48ATR32F / 1U-48T3R32C (48,000 BTU) View Product HDI-60ATR32 / 1U-60T3R32C (60,900 BTU) View Product