eFlowUSA Constant Airflow Regulator Direct Supplier

eFlow USA and American Aldes Constant Airflow Regulator (CAR) Product Comparison Chart

eFlow-CAR is the next generation Constant Airflow Regulator. Designed by the same engineers, who 20 years earlier
developed the Aldes-CAR, the eFlow-CAR is more efficient, simpler to use, more precise, more reliable and more affordable.

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Product ComparissonAldes-CAReFlow-CAR
Year Developed19932013
Invented by Lauren and Christian Barbarin
Self-Regulating airflow-regulators for commercial and residential buildings
Low-Cost Solution for balancing ventilation systems
Classified UL R38307/UL-2043 for heat release rate and smoke optical density
Energy and Cost Efficient
No Electricity Required
Mitigates Stack Effect
Factory Calibrated
Bi-Directional enabling Supply and Exhaust Applications
Available 3″ CAR (10-30 CFM Adjustable Airflow Setting) wtih special metal sleeve
(casting) for easy installation and access
3″CAR(10-30 CEM)
4″CAR(30-60 CEM)
5″CAR(60-105 CEM)
6″CAR(105-175 CEM)
8″CAR(175-295 CEM)
10″CAR(265-470 CEM)
Screw-Adjustable Airflow Setting
CAR Face printed reference points to indicate:
Low Pressure (.08-.4w.c./20-100 Pa)
Standard Pressure (.2-1 w.c./50-250 Pa)
High Pressure (.6-2.4 w.c./150-600 Pa)
Allows for up to 20 Field-Adjustable CFM setpoints 
CFM (CMH) Numeric Value Reference points clearly visible on face of the device 
Requires removable (easy to misplace) and unmarked Aero-Clips to adjust CFM setpoin 
Tamper Proof Screw on the face of device used to adjust CFM setpoint 
Device includes loose parts 
Precise CFM setpoint 
Accessible and Adjustable through grill 
East to Install and Adjust 
Competitively Priced 
Requires no maintenance under normal conditions
Easy Online Ordering 
In Stock-Ships next business day 
Dedicated Technical Support Available 7 days a week 
Available Warranty5 Years6 Years


eFlow USA, LLC, 184 S. Livingston Avenue, STE 9107, Livingston, NJ 07039, www.eflowshop.net, 1-833-FLOW-USA


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