Any discussion of functionality requires to take into account 3 things from the lined piping method. These are generally the steel surrounds of pipe and fittings, the fluoropolymer used to line them and the processing method (and thus the kind of healthy between the metallic as well as lining). In https://www.facebook.com/permalink.php?story_fbid=pfbid02M9j5ynjTgAnuq1xDmjvZHYap5Ryn3tJCuzBveK95d4LTEB3JAf6LR81pNJzC2ptrl&id=61560512640678&__cft__[0]=AZUSHU1hg37u_UWxXD3qDOR0Te9ibnqUqk9h5vngWiFgNuqlIPG9zIi3DmmKrerDl48LtXQ1NXPJZw78sNtHCd6JOJs9jgB-6zImZxnAMZ1c_VVRY7nO3n8iappE6IUdEtV3GeTUno0wetHQKvsL3qokDS3wDgUJCi4Te3NzML9XCIgmAvt8fBZ0USQD7zb70Hk9BuDI_4-_DtS5zzEdyBhU&__tn__=%2CO%2CP-R