Nu-Air – ES170 HRV Residential with Horizontal Ports, 160 cfm, for Homes up to 3,500 sq ft.
- Furnace interlock options: commands furnace blower when HRV is on or only on high speed
- Intelligent Defrost: duration and interval adjust to outdoor conditions below -5° C (23° F).
- 24 V circuit protection with self resetting fuse.
- Defrost: When outdoor temperature falls to -5° C (23° F), an automatic timed defrost cycle is initiated. The fresh air motor will go to high speed and the exhaust air motor will turn off. A damper will shut off the cold supply port, directing ambient air through the core for defrosting. The unit will resume normal operation for a fixed duration, then the processor will read outdoor temperature and initiate defrost as necessary.
Nu-Air – The performance of the ES series units meets ENERGY STAR requirements for HRVs. Along with this very quiet, efficient line of HRV comes a new line of attractive, easy-to-use touch controls which can be mounted in single- or multiple-gang boxes.