You can also pour 1 cup (208 g) of baking soda into the drain, then pour 1 cup (240 ml) of vinegar to the drain to start a reaction that will unclog the drain. Furthermore, how do you unclog a drain system? The longer the drain is left clogged the more costly the excavation will become, so if you think your, DrainPro plumbers are professional drainage technicians with extensive experience removing, and clearing the debris that is clogging the rainwater drains. Any product that would dissolve dirt and clay lodged in a drain pipe would also attack the system itself at some juncture. , pay attention to whether there are pools of water appearing around your house or yard after rain. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/8\/85\/Unblock-Outdoor-Drains-Step-1.jpg\/v4-460px-Unblock-Outdoor-Drains-Step-1.jpg","bigUrl":"\/images\/thumb\/8\/85\/Unblock-Outdoor-Drains-Step-1.jpg\/aid10596114-v4-728px-Unblock-Outdoor-Drains-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"
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