Lanced Filter Ceiling Returns

Series LR filter grilles have their face lanced with rows of fins capable of transferring or returning high air volumes with minimum air pressure loss. The fins are set at 40 degrees and spaced 1/2″ apart. The face swings in or out of the fixed back pan for easy access to the 1″ standard filter or filter media (supplied by others). Two locking arms opposite to the two concealed hinges provide secure locking of the face in an unobtrusive manner.

GENERAL FEATURES

  • Lanced face.
  • Full face 24″ x 24″ for T-bar lay in installation.
  • Square filter frame to accomodate 20″ x 20″ filters (supplied by others).
  • Powder paint coating – White (other colors available upon request).

Description

LRIF   R6 Insulated Back

Model LRIF has an insulated back pan consisting of a fixed extruded aluminum frame and a molded fiberglass pan suitable for round ducts connections up to 14″ D. and scored for easy cutting of collar opening. This model has sturdy corners so as to minimize damage due to handling.

  • R6 insulation grade.
  • Any opening size up to 14″ D.
Photo 1 - Lanced Filter Ceiling Returns.
Photo 2 - Lanced Filter Ceiling Returns.

LRMF   Metal Back With Round Collar

Model LRMF has steel back pan with heavy gauge steel reinforcing corners equivalent to 18 ga.so as to minimize damage due to handling.

  • Product exclusive to Airvector®!
  • Collar sizes available: 6″, 8″, 10″, 12″ and 14″ D.
  • Optional telescopic 3″ collar available.
Photo 3 - Lanced Filter Ceiling Returns.
Photo 4 - Lanced Filter Ceiling Returns.

LRTF   Square Opening

Model LRTF has a square filter frame to accomodate 20″ x 20″ filters and ducts of the same listed size. This model has sturdy corners so as to minimize damage due to handling.

Photo 5 - Lanced Filter Ceiling Returns.
Photo 6 - Lanced Filter Ceiling Returns.