Forum Discussion
myredracer
Jan 20, 2017Explorer II
westend wrote:
You may wish to review what that Liquid Drano really is. The MSDS shows it contains lye and other corrosive materials. It definitely isn't friendly to metal pipes.
Our KZ onwers manual says to use Liquid Drano.
This Drano info. says "Safe for plastic, PVC, metal pipes, garbage disposals, and septic systems." Drano says all of their products are safe for plastic and metal pipes here as well. The Liquid Drano Max Gel that we've used says safe for metal and plastic right on the label. Does have lye in it but also bleach, a corrosion inhibitor and a proprietary ingredient. The MSDS sheet doesn't say anything about being safe or not on plastic & metal.
A google search shows 6 different types of Drano in a liquid form - Drano Max Gel, Drano Liquid, Drano Max, Drano Clog Remover, Drano Pro Concentrate and Drano Max Build-up Remover. I didn't know there are so many but all are supposed to be okay on plastic & metal. Have also used Liquid Plumr and it said on the label it's safe for metal and plastic label as well.
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