Installation of a roof top unit was successfully installed by ARPI in Duarte for a property management company. The Ruud 2 ton gas electric package unit provides the efficiency level-feature the Copeland Compliant Scroll Compressor. These scroll compressors use a more advanced technology than traditional reciprocating compressors. They have fewer moving parts, and they are quieter, more efficient, and longer lasting. This unit is backed by a 10-year manufacturers warranty.