| 摘要 |
PROBLEM TO BE SOLVED: To provide an indoor air cleaning system and fittings for the air cleaning which have no need for a special installation space, are realized at an advantageous cost, and clean the indoor air effectively. SOLUTION: A sash window 1 installed at an opening part facing the outdoor 2 comprises two glass plates 4, 5 provided at an interval to form an air layer 8 between them. A photocatalyst 6 is provided in the air layer 8 of the sash window 1. The sash window 1 has an air outlet port 9 and an air inlet port 10 so that the air layer 8 communicates with an indoor space 7. The air of the indoor 7 is sent to the air layer 8 through the air inlet port 10 and is sent back to the indoor 7 through the air outlet port 9 after being cleaned by the photocatalyst 6. COPYRIGHT: (C)2005,JPO&NCIPI
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