CU 600-2,000 CFM Upflow Indoor Coil

Uncased upflow unit with MaxAlloy™ coil technology.

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Quality Starts on the Inside

Fraser-Johnston® CU Uncased Upflow Aluminum Indoor Coils are designed for upflow-only applications in existing ductwork. The MaxAlloy™ aluminum indoor coils are specially engineered to handle demanding air conditioner and heat pump duties. Combined with staggered tube rows that provide proper moisture removal, this smart design provides reliable, efficient performance.
Quality Starts on the Inside


  • Long-life MaxAlloy™ aluminum coil provides lasting reliability
  • Handles demanding AC or heat pump duties
  • Provides proper moisture removal with staggered tube rows
  • Delivers optimized efficiency when partnered with matching furnaces
*To receive the extended 10-year parts warranty or premium system warranty for qualifying units, you must register online at Registration must be completed within 90 days of installation or 90 days of the closing date for new home construction. Failure to register online within 90 days results in a standard 5-year parts warranty. Failure to return the registration card does not affect rights under the standard warranty.