Now that you’re in the market for air piping, you are in the correct location. Over the past few years, aluminum piping has become the standard. It doesn’t leak air around the threads like threaded pipe, is less expensive than copper, and doesn’t corrode like a galvanized pipe when water vapor enters the line.
The Words Warthog and the Stylized Warthog are Registered in U.S. Patent and Trademark Office. Reg. No. 7,109,357 and 7,109,356