| 摘要 |
Disclosed herein is an insert for aligning a register with a boot of an HVAC system through a cavity in an intermediate construction surface, the insert comprising: an upper portion; a lower portion having a flange, the lower portion engaging with the register; and a central cavity, wherein the upper portion of the insert protrudes through the cavity in the intermediate construction surface and engages with the boot; the flange is flush with a finished surface of the intermediate construction surface, and the register covers the central cavity of the insert. |
