Connect ducts of different diameters.
Accessory Increaser & Reducers Spec Sheet
• Aluminum construction
• Increaser/Reducer has crimp on 4″ end
• Reducer/Increaser has crimp on 3″ end
Built by Builder’s Best in the USA.
110493, 110492
Increaser Reducer – Aluminum
Connect ducts of different diameters.
Accessory Increaser & Reducers Spec Sheet
• Aluminum construction
• Increaser/Reducer has crimp on 4″ end
• Reducer/Increaser has crimp on 3″ end
Built by Builder’s Best in the USA.
110493, 110492
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