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4" x 12" 90° Register Boot, 4" Round Pipe Connection
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The Alpine 90RB 90 degree register boot is used for transitioning rectangular wall stack ducting to round sheet metal pipe. Features - 90° transition between rectangular wall stack ducting and round sheet metal pipe
- Use for supply and return air ducts
- Available in various sizes
- Great for remodeling and new residential projects
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The Alpine 90RB 90 degree register boot is used for transitioning rectangular wall stack ducting to round sheet metal pipe. Features - 90° transition between rectangular wall stack ducting and round sheet metal pipe
- Use for supply and return air ducts
- Available in various sizes
- Great for remodeling and new residential projects
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