A disadvantage is this method is not recommended to completely carpets which might be very polluted.
Depending on the condition with the carpet, this will be an efficient way to purchase it clean. https://2ppjhb2xav3vd4bhm5zrt4irulyfdfetbx6hwugzpqwsmsu2higq.cdn.ampproject.org/c/s/www.tobesmart.co.kr%2Fbbs%2Fboard.php%3Fbo_table%3Dfree%26wr_id%3D1545329