Zehnder

Insulated Expanded PolyPropylene (EPP) comes in a 45-degree bend; two can be used together for 90-degrees.

Insulated Expanded PolyPropylene (EPP) ducting allows for easy installation of intake and exhaust ducts. 

The Zehnder ComfoAir Q600 Complete ERV Kit from Mainstream Corporation is a premier ventilation solution for small commercial spaces or large homes up to 4,500 sq.ft., ideal for spaces with 7 rooms, a kitchen, and up to 5 bathrooms. As a Certified Passive House Component, this kit ensures exceptional indoor air quality, energy efficiency. The kit includes all essential components for a complete setup, covering ventilation, controls, ducting, and filtration. For buildings larger than 4,500 SQFT please click here for a custom quote.

The Zehnder ComfoAir Q450 Complete ERV Kit is a high-efficiency ventilation solution designed for large homes and small commercial spaces from 2,300 to 3,000 sq.ft.. This 8-inch system ensures balanced indoor air quality, recovering heat and moisture for optimal comfort and energy savings. Ideal for spacious layouts, the Q450 kit includes all components for a seamless installation. The kit provides all essential parts for a complete setup, covering ventilation, controls, ducting, and filtration.

EPP ducting allows for easy installation of intake and exhaust ducts. Comes in 39" segments.

Insulated Expanded PolyPropylene (EPP) comes in a 45-degree bend; two can be used together for 90-degrees.

Exterior wall grill for ComfoPipe penetration through wall. 

The Round 2-Port Diffuser Box is used in combination with either the Supply Diffuser or the Return Diffuser.

The Round 3-Port Diffuser Box is typically used in combination with the Return Diffuser in kitchens. 

The Round 2-Port Diffuser Box is used in combination with either the Supply Diffuser or the Return Diffuser.

Air throughput box for supply or exhaust air, including mounting brackets for the 3-inch flexible duct and white cover.

Air throughput box for supply or exhaust air, including mounting brackets for the 3-inch flexible duct and white cover.

Insulated Expanded PolyPropylene (EPP) ducting allows for easy installation of intake and exhaust ducts. 

The Zehnder ComfoAir Q350 Complete ERV Kit is a high-efficiency ventilation solution designed for medium to large homes and small commercial spaces from 1,600 to 2,300 sq.ft.. This 6-inch system delivers balanced indoor air quality, recovering heat and moisture for superior comfort and energy savings. Perfect for moderately sized spaces, the Q350 kit includes all components for a seamless installation. The kit provides all essential parts for a complete setup, covering ventilation, controls, ducting, and filtration.

The filter replacements are for the ComfoAir 70 ERV Device.  Sold in pairs.