May fix onto air diffuser or adaptor neck portion then use a screw driver to adjust the opening of the blades so that can adjust the air volume.
Size: 6"/8"/10"/12"/14"
AIRTROJAN INC.
Mail :
allen.airtrojan@gmail.com / air.trojan@msa.hinet.net / allen@airtrojan.com
F :
+886-2-26027790
Add : 3F, No.532-13, Zhongshan Rd.,
Linkou District, New Taipei City 24446 TAIWAN
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