select id from where lcase(lang)=''

    Products number

    Wall, 5/32" Inner - 5/32" Inner fitting

    Wall, 3/16" Inner - 3/16" Inner fitting

    Wall, 1/4" Inner - 1/4" Inner fitting

    Wall, 1/4" Inner - 3/8" Inner fitting

    Wall, 5/16" Inner - 5/16" Inner fitting

    Wall, 3/8" Inner - 1/4" Inner fitting

    Wall, 3/8" Inner - 3/8" Inner fitting

    Wall, 1/2" Inner - 1/2" Inner fitting

      Products number