Now that we have our data, We need our chemicals: 3/4″ gal steel pipe (Length will be determined from door dimension) 2 x 4 online coupling 2 x 3 directional coupling 2 x 45 degree coupling 4 x 90 degree coupling 2 x close nipple (Meaning no pipe between threads) 2 x 3/4″ by 3″ […]