$56.95 (as of 30/10/2018 09:05 PDT details )
$62.95 (as of 30/10/2018 09:05 PDT details ) More than 50% of the FRETZ HMR-21 reviews are positive.
$63.98 (as of 09/12/2019 12:45 PST details )
$58.29 (as of 30/06/2020 03:09 PDT details )
$77.98 (as of 25/06/2023 04:53 PDT details ) More than 100% of the FRETZ HMR-20M reviews are positive.