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BL — Brick/Block Vents

How to Specify

Provide the following information:

  • Model 
  • Depth
  • Finish

Example: BL168 4 SA

BL — Brick/Block Vents

Assets/Details

Submittal Data (48 KB, PDF)
  • Standard masonry size
  • Maximum water protection
  • 6063-T5 extruded aluminum alloy
  • 18 x 16 mesh aluminum insect screen standard
  • 4" standard depth
  • Satin Anodized finish
ModelMaterialDamper
BLExtruded Alum ODB Option

BL Little Submittal

BV ModelMasonry Opening SizeA Width InchesB Width InchesFree Area Sq. Ft
STANDARD BRICK802ONE BRICK82 ½0.01
805TWO BRICK84 ¾0.06
162TWO BRICK16 3/82 ½0.02
808THREE BRICK87 ½0.13
242THREE BRICK24 ¾2 ½0.04
165FOUR BRICK16 3/84 ¾0.14
168SIX BRICK16 3/87 ½0.3
245SIX BRICK24 ¾4 ¾0.23
248NINE BRICK24 ¾7 ½0.5
JUMBO BRICK122ONE JUMBO11 5/82 ½0.02
125TWO JUMBO11 5/84 ¾0.1
128THREE JUMBO11 5/87 ½0.21
MODULAR BLOCK158STANDARD BLOCK15 ½7 ½.0.3
318TWO STANDARD BLOCK31 3/87 ½0.66
168JUMBO BLOCK16 3/87 ½0.3

Notes:

            1.  Brick/Block vent depths are identical with or without the optional opposed-blade damper.

            2.  Contact factory regarding applications requiring custom size widths and/or heights.

            3.  Masonry opening sizes listed are representative of the blocks or bricks shown. 
                Field dimensions must be verified to guarantee fit.