eFlow USA provided ZRT Alternative Solutions and eFlow-CAR Mounting Plate assemblies for the entire building to equip the new construction of The Henry at 211 West 84th in NYC. This 18-story ultra-luxury boutique condominium tower on the Upper West Side of Manhattan, developed by Naftali Group with design from Robert A.M. Stern Architects and Hill West Architects, engineering by WSP, Jack Green Associates, and Efficient Energy Compliance (EEC), general contracting by Titanium Construction Services offers 45 premier units. All residences now benefit from pristine, perfectly balanced indoor air quality. eFlow products for supplied through product rep. Mechanical Technologies, and installation by Eastern Air HVAC.

Engineering Modern Comfort in NYC
For an ultra-luxury boutique condominium tower on the Upper West Side of Manhattan, maintaining balanced ventilation and superior indoor air quality is a standard expectation. To meet the rigorous demands of The Henry, eFlow USA provided ZRT Alternative Solutions and eFlow-CAR Mounting Plate assemblies for the entire building. These passive regulators guarantee continuous, precisely balanced airflow, protecting the 45 units from over-ventilation and mechanical noise without requiring power or complex sensors.
eFlow-CAR at a Glance
▪️ Product Models: ZRT Alternative Solutions and eFlow-CAR Mounting Plate Assemblies
▪️ Applications: Airflow control (New Construction)
▪️ Performance: Passive regulation; factory-calibrated to various CFM settings; requires no sensors or power
Project Stakeholders
▪️ Developer: Naftali Group & General Contractor: Titanium Construction Services
▪️ Project Architect: Robert A.M. Stern Architects and Hill West Architects
▪️ MEP Engineer: WSP, Jack Green Associates, and Efficient Energzy Compliance (EEC)
▪️ Product Representative: Mechanical Technologies
▪️ Installer of eFlow products: Eastern Air HV
▪️ Product sold: ZRT Alternative Solutions and eFlow-CAR Mounting Plate assemblies for the entire building
Why eFlow-CARs Matter
▪️ Ultra-Luxury Standard: Unmatched precision ensures the highest level of comfort, maintaining quiet and balanced airflow for elite condominium living.
▪️ Code Compliance & Safety: Comprehensive system compliance and engineering commissioning perfectly align with advanced constant airflow regulation.
▪️ Maintenance-Free: Passive operation provides lasting reliability and energy efficiency.
Project Overview
▪️ Address: The Henry, 211 West 84th, NYC
▪️ Building Type: Ultra-Luxury Boutique Condominium Tower (New Construction)
▪️ Expected Completion: 2026
▪️ Number of Floors: 18
▪️ Scope: Supply of ZRT Alternative Solutions and eFlow-CAR Mounting Plate assemblies
Defining the Standard for Premier Developments
From boutique luxury condominiums to elite high-rise residential properties, eFlow-CARs deliver the precise airflow necessary for modern building codes and premium resident comfort.
🛒 Order Online: eflowshop.net
📧 Email: sales@eflowusa.net
📞 Call: 1-833-356-9872
📄 Download eFlowUSA Product Catalog & Price List (PDF)
eFlow-CAR FACTS
eFlow-CAR is a simple solution to balancing ventilation systems. Constant Airflow Regulator is a device that automatically regulates airflows in ventilation systems to constant levels. The passive control element responds to duct pressure, and requires no electric sensors, pneumatic sensors or controls. eFlow-CARs promote high indoor air quality and energy savings.
- UL 2043 Classified
- Composed of fire resistant UL 94 ABS plastic
- Diameters offered: 3”, 4″, 5”, 6”, 8″, 10″
- Operating Pressure Range: 0.08 to 2.4 in w.g. (20-600Pa)
- Airflow settings: 15-765 CFM
- Temperature Limits: -22° to 140°F (-30° to 60°C)
- Suitable for both supply and exhaust applications
- No external power supply needed
- Field Adjustable CFM set point
- Capable of maintaining constant airflow within +- 5% for nominal airflow throughout the target operating pressure range of 0.08 to 2.4 in.
- Standard for Energy Efficient Compliance
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