HRVs / ERVs

Zehnder provides high-efficiency Heat Recovery Ventilators (HRV) and Energy Recovery Ventilators (ERV) to ensure optimal indoor air quality and comfortable living for energy-efficient construction. The Zehnder Novus 300 HRV is the highest efficiency heat recovery ventilation unit in the world (see Home Ventilating Institute (HVI) and Passive House Institute (PHI) Directories of Certified Products) and all Zehnder HRVs/ERVs are characterized by a high level of heat recovery, quiet, energy-efficient DC-motors, rugged controls and simple operation. The devices can be used for single-unit as well as multi-family homes. In addition, the devices can be used for small commercial applications, classrooms, nursery school facilities, and retirement communities. The systems are used in both retrofit and new construction projects.

ZEHNDER COMFOAIR 160 VENTILATION SYSTEM

The Zehnder ComfoAir 160 is ideally suited for apartments where it provides balanced ventilation with a constant supply of fresh air. It is equally well suited to new build and refurbishment applications. It incorporates constant volume motors to ensure guaranteed installed performance under all conditions and incorporates a summer bypass to provide cool night air during the summer months to increase comfort. There is an optional resistance pre-heater and ERV option. The CA160 is a Certified Passive House Component.


ZEHNDER COMFOAIR 200 VENTILATION SYSTEM

Designed for excellent efficiency and installation in smaller homes or apartments, the CA 200 can be mounted vertically or horizontally. With a maximum capacity of 125 cfm, the CA 200 has been certified at 92% efficiency by the Passive House Institute. Features include ECM motors for energy efficiency and ease of balancing, summer by-pass cooling, frost protection mode, and optional resistance pre-heater and ERV option. Additional options and accessories also available. The CA 200 is a Certified Passive House Component.


ZEHNDER COMFOAIR 350 VENTILATION SYSTEM

The primary residential ventilation unit for average sized homes, the CA 350 has a maximum capacity of 215 cfm. Certified by the Passive House Institute at 84% efficiency, the CA 350 features ECM motors for energy efficiency and ease of balancing, summer by-pass cooling, frost protection mode, and optional resistance pre-heater and ERV option. Additional options and accessories also available.  The CA 350 is a Certified Passive House Component.


ZEHNDER COMFOAIR 550 VENTILATION SYSTEM

The choice for large residential and small commercial projects or schools, the CA 550 has a maximum capacity of 325 cfm. The CA 550 has all the features of our smaller capacity units, including ECM motors for energy efficiency and ease of balancing, summer by-pass cooling, frost protection mode, and optional resistance pre-heater and ERV option. Additional options and accessories also available.  The CA 550 is a Certified Passive House Component.


ZEHNDER FOCUS 200 VENTILATION SYSTEM

The Focus 200, with a capacity of 125 cfm, offers the absolute maximum efficiency. Rated by the Passive House Institute at 91% efficiency, this model is compact and extremely efficient. Features include ECM motors for energy efficiency and ease of balancing, frost protection mode, and ERV option. Additional options and accessories also available. The Focus is a Certified Passive House Component.


ZEHNDER NOVUS 300 VENTILATION SYSTEM

The Novus 300, with a capacity of 175 cfm, offers the absolute maximum performance. Rated by the Passive House Institute at 93% efficiency, this model is the most efficient in the world. Features include ECM motors for energy efficiency and ease of balancing, summer by-pass cooling, frost protection mode, and ERV option. Additional options and accessories also available. This model also features automatic flow control on intake and exhaust streams for optimum and easy control of the homes environment.  The Novus 300 is a Certified Passive House Component.