Des Champs Technologies has announced the expansion of its CompleVent product line. This is a unitary-type, low cost line of energy recovery ventilators and dehumidifiers. Six different configurations are available, including single and double heat exchanger units, total or sensible energy recovery, and single or dual path units. Sizes range from 500 to 10,000 cfm, with gas, electric, and hydronic heating options, and chilled water and DX cooling options. Des Champs Technologies.