Flanged 90deg register boot

Use in floors, walls, or ceiling for round pipe connection to square or rectangular registers and grills.
Part # Item Name Box Qty
017-0050 10 x 4 - 4 Flange 90 Degree Register Boot 12
017-0055 10 x 4 - 6 Flange 90 Degree Register Boot 12
017-0060 10 x 6 - 4 Flange 90 Degree Register Boot 12
017-0065 10 x 6 - 6 Flange 90 Degree Register Boot 12
017-0070 12 x 6 - 7 Flange 90 Degree Register Boot 12
017-0075 14 x 6 - 8 Flange 90 Degree Register Boot 12
017-0080 14 x 8 - 10 Flange 90 Degree Register Boot 12