Click fit design quickly installs into enclosure wall; no tools or screws required. Simple snap-open grille for easy filter replacement. Enclosure side wall mounting. Reverse airflow option on SF13 models available to push/pull air through higher static pressure. Standard foam-in-place gasket. Similar cut-out sizes as other filter fan manufacturers. Terminal wire connections. Optional thermostat available to save energy and extend service life. Show More Show Less
