Be the ventilation designer. The new ZehnRoom.Com website and this CFM table give you the power to make building permit-ready design tables that serves as the ventilation system design. We do things better than code, so you'll want to reference the why video here: • Properly Sizing your Zehnder ERV or HRV. Get access to the file here.

A ComfoWell filter casing is a component of a modular ventilation system by Zehnder, a manufacturer of heating and ventilation products. The casing, or filter housing, is designed to accommodate air filters for odor or fine-dust particle control within a home's air supply ducts. Key features Modular system: DISCOVER COMFOWELL PRODUCTS