Heat recovery ventilator ratings part 8 completes our expert and unbiased reviews with a look at the Ventive, Vents, Volund, Vortice, Wolf, Xpelair, York, Zantia, and Zehnder brands.
This brand offers passive (without a fan) stand-alone systems. Their retrofit system is designed to use an old chimney for easy installation. Their website is not much help and does not have a stated guarantee for their systems.
VENTS---------- vents-us.com --------<1*
The FRIGATE HRV 120S has MERV 6 filters and automatic defrost as well as a cross flow core. The units are available worldwide but the guarantee on the core is not very good when compared to other brands.
These heat recovery ventilators are sold in Denmark and the brand is a part of the Nibe Group. Their website is not much help and does not have a stated warranty for their products.
The Vort HR200 model is a two speed ventilator that can be mounted horizontally or vertically. The VORT PROMETEO HR400 units include a summer bypass and built-in frost protection. They have electronic controls with a remote and can be purchased directly from the manufacturer's website but the guarantee on the units is not very good.
WOLF--------- wolf-heiztechnik.de ----<1*
These units are made in Germany. The CWL models use a cross counter flow heat exchanger for efficiency and are available in three sizes to match the size of your home. They have automatic frost protection and variable speed fans. An optional digital remote controller is available. The manufacturer's website is not much help and does not have a stated warranty policy.
The XCELL range features durable powder-coated stainless steel units with ECM motors. The QVI model has programmable timer control as well as humidity, CO2, and smoke sensors.
These units are actually Honeywell units that are sold by York dealers as part of a total comfort system. The warranty is not very good and their website is not much help.
This brand offers basic units that are available in Europe, China, Africa, & Brazil. Their website is not much help and does not have a stated guarantee on their products.
The FOCUS 200 is a compact ventilator with ECM fans for quiet operation. They feature reverse flow channel heat exchangers for efficiency as well as automatic frost protection. The COMFOAIR models are available in a variety of sizes and offer an optional remote control. The warranty on the units is not as good as many other brands.