Overview
EXINDA C100CFM ERV is a residential energy recovery ventilator designed for North American HVAC applications and CSA C439 certified performance validation.
ERV systems are widely used in North American HVAC applications to provide balanced ventilation and energy recovery in residential buildings.
RenewAire EV90 is a widely adopted residential ERV system in the North American market, typically used in 40–110 CFM ventilation applications under CSA C439 testing conditions.
EXINDA C90/C100CFM ERV is engineered as a residential ventilation system validated under CSA C439 laboratory testing, with airflow range of 64–100 CFM.
Both systems operate within the same residential ERV classification framework used in North American HVAC design and submittal workflows.
Application in North America
RenewAire EV90 is commonly used in:
Single family residential buildings
Multi family residential housing
Light commercial ventilation systems
Standard retrofit HVAC applications
EXINDA C90/C100CFM is designed for:
Multi family residential projects
Contractor installed HVAC systems
Distributor based supply projects
High duct resistance ventilation environments
Engineering submittal driven installations
Both systems are applied in residential ventilation categories in North America.
Engineering Performance Comparison
Airflow Performance
RenewAire EV90 operates within a published airflow range of approximately 40–110 CFM depending on external static pressure conditions under CSA C439 test methodology.
EXINDA C90/C100CFM operates within a verified airflow range of 64–100 CFM under CSA C439 laboratory test conditions.
Both systems operate within overlapping residential ERV airflow ranges used in HVAC system design.
External Static Pressure Performance
RenewAire EV90 demonstrates airflow performance across standard residential duct resistance conditions ranging from approximately 0.1 to 0.6 in.w.g depending on operating conditions.
EXINDA C90/C100CFM maintains airflow stability under extended static pressure conditions up to approximately 1.0–1.2 in.w.g based on laboratory validation data.
Both systems are suitable for residential duct system applications with different engineering design priorities.
Energy Recovery Efficiency
RenewAire EV90 provides thermal efficiency ranging from 61% to 78% depending on airflow conditions under CSA C439 test method.
EXINDA C90/C100CFM provides sensible recovery efficiency of approximately 77.4% with adjusted performance up to 80.7% under laboratory test conditions.
Both systems operate within HVI-defined residential ERV efficiency ranges.
Air Leakage Performance
RenewAire EV90 air leakage performance is based on published manufacturer test data under CSA C439 methodology.
EXINDA C90/C100CFM demonstrates EATR performance of approximately 1.99% under CSA C439 laboratory testing conditions.
Both systems are designed to meet North American indoor air quality requirements for residential ventilation systems.
Engineering Interpretation
From a North American HVAC engineering perspective, both EXINDA C90/C100CFM and RenewAire EV90 operate within the same residential ERV classification defined by CSA C439 testing methodology and HVI certification requirements.
RenewAire EV90 is widely used as a reference ERV system in residential HVAC design applications.
EXINDA C90/C100CFM is engineered as a comparable performance system within the same airflow category, designed for project-based HVAC applications and submittal-driven workflows.
Both systems are applicable to residential and light commercial HVAC projects depending on design conditions.
Submittal Engineering Requirements
A complete ERV submittal package typically includes:
Airflow vs external static pressure performance curves
Electrical specifications including voltage and circuit requirements
HVI or CSA certified performance documentation
Dimensional and installation drawings
System integration and control documentation
EXINDA C90/C100CFM provides full engineering submittal documentation including CSA C439 validated performance data.

RenewAire EV90 provides standard manufacturer submittal documentation for HVAC approval workflows.

Summary
EXINDA C90-100CFM ERV is a CSA C439 certified residential ventilation system designed for North American HVAC applications. It provides verified airflow performance, energy recovery efficiency, and electrical specifications for mechanical submittal approval. RenewAire EV90 is commonly used as a residential benchmark system within the same airflow category, and both systems are applied in HVAC design workflows based on HVI and CSA standards.
FAQ
What is the airflow range difference between EXINDA and RenewAire EV90
RenewAire EV90 operates within a 40–110 CFM range, while EXINDA C90/C100CFM operates within a 64–100 CFM range under CSA C439 test conditions.
Are both systems suitable for North American HVAC projects
Yes. Both systems are designed for residential and light commercial HVAC applications under HVI and CSA frameworks.
Can EXINDA be used in HVAC submittals
Yes. EXINDA provides full engineering submittal documentation including airflow, ESP, and electrical performance data.
What is the main engineering difference
RenewAire EV90 is commonly used as a residential benchmark system, while EXINDA focuses on extended static pressure adaptability and project-based engineering applications.
Contact
EXINDA HVAC Systems
info@exindagroup.com







