E4JP · 4" depth · High-performance standard blade
E4JP — 4" Performance Standard Blade
Lower pressure drop, higher exhaust velocity than the standard E4JS.
Free Area
58.4%
First Pt. Water
960 fpm
CFM @ 48"×48"
8,976
Pressure Drop
0.13 in.w.g.
Overview
When you need the look of a standard blade but the airflow of a performance louver, the E4JP delivers. 58.4% free area and a 960 fpm first point of water penetration — strong numbers for a 4"-deep louver.
Applications
- Exhaust
- High velocity
- Fan rooms
Performance testing
Performance values are measured at a test size of 48" × 48" in accordance with AMCA Standard 500-L, Laboratory Methods of Testing Air Louvers for Rating. Performance will vary slightly at other sizes and with optional features.
Learn how to interpret free area, water penetration, and pressure-drop values →
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