Air Terminals · Registers & Grilles

Exterior weather louver grille connection

Register or grille assembly — Exterior wall

ConnectionSleeve/plenum
SupportStructure-supported sleeve

How to install it

  1. 1

    Install sleeve and flashing

  2. 2

    slope sill/drainage

  3. 3

    connect duct/plenum

  4. 4

    seal weather and air barriers

  5. 5

    mount louver/grille.

Quality check

  • Drainage works, perimeter weather-tight, duct independently supported

Stop and verify

Stop if waterproofing or wind-driven rain detail is missing