RE: Knee wall - foundation wall 'hinge'. You have an 8' high wall that is continuous and that is much stronger than a wall with a hinge. An 8' high masonry wall is routine irregardless of the amount of unbalanced load.
Flux and Solder. For decades, copper pipe has been one of the most common materials used to distribute water throughout the home. The most common technique used to join sections of copper pipe is called soldering.In the soldering process, heat is applied to the copper joint where the pipe and fitting meet and the gap between the joint is filled with molten metal.This guide will help you identify the flux and solder appropriate for your project, so you can feel confident youâre getting the job done correctly.n the soldering process, heat is applied to the copper joint where the pipe and fitting meet and the gap between the joint is filled with molten metal. This guide will help you identify the flux and solder appropriate for your project, so you can feel confident youâre getting the job done correctly.
Re: how to get water out of copper pipe to solder it properly. Author: jerco (MD). When the water, left inside the pipe, wants to pool at the point that I'm trying to solder, I will find another place to pull the pipe down so that it is the lower point.e: how to get water out of copper pipe to solder it properly. Author: PBwrencher (WI). I open a faucet above it and open one below after I take the joint apart then I drain as much water out as possible by moving the pipe up and down as much as will allow.