The ground breaking patented layout functions in essence as a typical airbrick allowing for unrestricted airflow underneath the residence, but under flood disorders takes advantage of the climbing h2o to instantly shut off, inhibiting obtain with the airbricks and for that reason flooding underneath the property. You'll find a lot https://flood-control.gitbook.io/flood-control/cua-chong-ngap-giai-phap-bao-ve-ngoi-nha-truoc-nguy-co-ngap-lut