All weather self-sealing flap that is clear, safe, soft and quiet, with new energy saving design. Solid construction with heavy duty anodized aluminum frame. Four permanent magnets for positive seal every time. Adjustable frame fits any thickness door from 1/4" to 2" thick. Conceals and protects exposed core and creates its own frame for hollow-core doors. Locking security cover.

Flap Opening 13-3/4" x 23"