NOTE: You will receive 1 of 2 Lunos universal controllers with your order. It will either have wires that are red, black, and gray OR wires that are orange, purple, and gray. Both color combinations are acknowledged in installation guides and linked documentation.

Applications

Ductless, simple and highly efficient heat recovery ventilation (HRV) system. Operates in groups of 2 or 4 and are installed directly in the exterior wall. The regenerative core is charged every 60 seconds, after which the fan reverses and the incoming air absorbs the stored heat on its way in.

Int / Ext Cover Options

• Standard Int Cover - with MERV 5 filter that is washable and reusable.
• Int Sound Reduction Cover- Reduces sound by 6 decibels, comes with MERV 5 filter.
• Comfort Screen with MERV 13 Filter- MERV 13 reduces PM 2.5 by up to 90%, the dominant size of particulates from wildfire smoke.
• Standard Ext Grill- Angled slats to shed rain, includes a bug screen and drip edge.
• Ext Hood with Sound Absorption- Durable, long-lasting protection comes in white, gray, and stainless steel options. Reduces exterior noise by 6 decibels.

Advantages

• Continuous and balanced heat recovery ventilation without the need for ducts
• Flow rates of: 10 / 15 / 20 / 22 CFM (depending on controller settings)
• LUNOS e² fans are certified to UL 1815 Nonducted Heat Recovery Ventilators by NRTL: TUV SUD-America
• Sound levels from 29db(A) at 1 meter at 15CFM 
• It is a very quiet heat recovery ventilation system with specific fan efficiency that is second to none.

Properties

• Includes one transformer (110V - 12V) and controller. One or two pairs (2 or 4 fans) can be wired to one controller.
• Ventilation system efficiency: 0.15 Wh/m³[0.25W/CFM]
• Heat recovery efficiency: 88% per DIBT/DIN V 4701 at 24 m³/hr (~15 CFM)
• Humidity recovery: 20-30% in winter
• Fan cycle: 60 seconds (standard fan) - 50 seconds (short fan)
• Filter: G3 (MERV 5) comes with standard interior cover. MERV 13 available with Comfort Screen interior cover option.