The Lennox X0748 Transition is designed to provide a secure and efficient connection between differing duct sizes in your HVAC system. Featuring a size transition from 19-1/2" x 21" to 36-3/4" x 21-1/2", this high-quality fitting ensures optimal airflow and system performance. Constructed with durable materials and insulated with R8 value, it minimizes thermal loss while enhancing overall energy efficiency.Key Specifications:
- Part Number: X0748
- Transition Size: From 19-1/2" x 21" to 36-3/4" x 21-1/2"
- Insulation Rating: R8
- Application: Used to connect different duct sizes in residential and commercial HVAC systems
- Material: Rigid construction with high thermal resistance insulation
