These fittings are created to supply strong and trusted connections for several piping units and to face up to the rigors of demanding environments. The black malleable iron fittings are perfect for fuel and oil applications, though the galvanized iron fittings are great for non-potable water and out of doors https://devinigeax.dm-blog.com/38614117/how-to-selecting-your-pipe-fittings-no-further-a-mystery