These fittings are built to provide strong and reliable connections for numerous piping devices and to resist the rigors of demanding environments. The black malleable iron fittings are perfect for gas and oil applications, although the galvanized iron fittings are ideal for non-potable drinking water and out of doors use https://how-to-selecting-your-pip38159.blogdeazar.com/38843660/how-to-selecting-your-pipe-fittings-fundamentals-explained