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- Omniguard® Total Corrosion Protection Armstrong Air's enhanced evaporator coil helps protect against leaks and corrosion for long- term performance. A fully-insulated cabinet and pre-bent duct flanges with rolled edges allow for a tight fit to existing ductwork, preventing heating and cooling losses.
- Factory-installed TXV Optimized to deliver the right amount of refrigerant providing high-efficiency and energy savings every day.
- Matched System Our evaporator coils are specially designed and sized to match Armstrong Air heating and cooling products. Removable cabinets and a single drain pan offer quick access and easy clean up for lifelong performance efficiencies. Plus, when you add a matching coil, you get a system that runs at peak performance while maximizing efficiency.
- Fully insulated cabinet Wall-to-wall insulation ensures less than 2% air leakage increasing efficiency and energy savings.
- ProtectionPro™ Refractory Detection System (RDS) Factory installed RDS that protects your investment by taking action should refrigerant not remain sealed within the HVAC system.
- Anti-Microbial Protection Drain pans are infused with an antibacterial agent that destabilizes the membrane of microorganism cells, disrupting the cellular function of odor-causing mold and bacteria so that they can no longer grow or reproduce.
- MHT™ Technology Armstrong Air’s proprietary heat transfer system. The coil features rifled tubing to enhance refrigerant flow, while lanced coil fins increase surface contact between metal and air. They combine for maximum heat transfer and efficiency.
- Domestic / ImportImportEnclosure TypeUncasedFlow Rate1800 cfmNominal Capacity4 tonRefrigerant TypeR-454BSeries7EUTypeUpflowDimensions20 in W x 26-1/4 in H x 21-1/2 in DExpansion DeviceTXVFins per Inch14Liquid Line Size3/8 inManufacturerAllied Air EnterprisesManufacturer #25X89Number of Rows3Sub-BrandAllied AirSuction Line Size7/8 inSuitable For Use With21 in Furnace Cabinet (Adaptor Base Required)Weight44 lb