VENTILATION FAN HAVING INSECT PROOF NET IN GREENHOUSE

摘要

PROBLEM TO BE SOLVED: To provide a ventilation fan having an insect proof net in a greenhouse in which attachment of the insect proof net to a ventilation fan installed in the greenhouse is facilitated and simple and tense installation of the insect proof net to the ventilation fan can be carried out. SOLUTION: The ventilation fan having an insect proof net in the greenhouse is obtained by attaching a guard for impeller used also for supporting the insect proof net to a ventilation fan frame body of the ventilation fan installed on a wall surface of the green house, fitting the insect proof net into the guard from an opening and covering an opening on blowoff side, etc., of the ventilation fan with the insect proof net. COPYRIGHT: (C)2007,JPO&INPIT