
Roof exhaust systems that incorporate mixed-flow impeller technology promote energy savings and cost containment.
Paul A. Tetley is vice-president and general manager of Strobic Air Corp., a subsidiary of Met-Pro Corp., 160 Cassell Rd., Harleysville, PA 19438, tel. 215.723.4700, fax 215.723.7401.

Roof exhaust systems that incorporate mixed-flow impeller technology promote energy savings and cost containment.

Published: September 2nd 2002 | Updated: