引違い窓で外窓との隙間が約１センチしかありませんでしたが、この商品は超薄型仕様なので引っかからずに開閉できました。PET-TEK製品、超お勧めです！The sliding window has a gap of only about 1 cm with the outside window, but G-CD is ultra-thin and could be opened and closed without being caught. PET-TEK G-CD is highly recommended for sliding windows in Japan!
