Nu-Air SE135 ERV 1159 CFM Energy Recovery Ventilator is the perfect solution for homeowners and condo dwellers looking for a powerful, efficient, and cold-climate-ready ventilation system. This compact unit is built for high performance, exceeding 75% Sensible Recovery Efficiency (SRE) with its cutting-edge crossflow energy recovery core. Its flexible “reversible” design simplifies installation—no extra configurations or SKUs needed—while its aluminum housing keeps the unit lightweight and corrosion-resistant. Designed with patented frost management and safe wiring access, the SE135 delivers smart, hassle-free operation in any orientation, making it an ideal choice for modern residential air exchange needs.

Features:

• Certified for extreme cold climates with patented frost management
• 159 CFM airflow capacity with efficient ECM motors
• Reversible configuration – install without field adjustments
• Lightweight aluminum build – weighs only 22 lbs
• High-performance crossflow ERV core for both latent and sensible energy recovery
• Mounting hardware included (adjustable straps & brackets)
• Safe, removable wire blocks for floor-level wiring
• No drain required and fits 5-inch round ducts (top and side)
• Pressure ports for accurate airflow balancing
• 5-year parts and ERV core warranty