TRD
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Deep Square to Round Transition
Aluminum square-to-round transition permits installation onto round or flex duct applications. Higher depth than standard TR to permit use on products with a built-in damper. Available as an accessory to most products with square necks.
- Slip-fits over the square neck of the grille or register
- Permits installation onto round or flex ducts
- For use with models including a damper
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