4" Deep 45° Straight Blade Extruded Aluminum Louver

A Division of MESTEK, Inc.

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Model:	X4J4
Filter:	X4J4
Minimum Size:	12" x 12"
Maximum Size:	60" x 96"
Frame Depth:	4" Deep
Frame Material:	.081" Thick Extruded Aluminum 6063-T6/T52 Alloy
Blade Material:	.081" Thick Extruded Aluminum 6063-T6/T52 Alloy
Blade Orientation:	Horizontal
Blade Type:	Straight
Blade Angle:	45°
Continuous Line:	Optional
Face:	Full Width Sill; Head and Blades in Jambs
Screen Options:	Standard Bird Screen: ½" Flattened Aluminum; .051" Thick Variety of Bird and Insect Screen Options
Free Area:	57% (9.09 ft² for 48" x 48")
Water Penetration:	800 fpm
Pressure Drop:	.125" in. w.g. at 886 fpm and 8054 scfm
AMCA:	Certified for Air Performance and Water Penetration