#23C Duc-Pac 4" X 10" to 6" End Register Box (Center)

DP23C4.10.6 MFG #: 023180
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All prefab. duct is not the same! Duc-Pac was founded by a family of successful HVAC installers. Over 65 years later, our company has shaped its line around the needs and preferences of those who design and install forced air systems.