New Pig Burpless Large Poly Drum Funnel, 22&rdquo; Dia x 11.5&rdquo; H, Black, DRM138-BK Burpless design vents during pouring for fast, smooth flow with no dangerous splashback Lets you pour without venting through 3/4-inches bung Thick-wall, 100 percent polyethylene construction resists UV rays, rust, corrosion and most chemicals Lockable to prevent unauthorized access Attached hinged lid won't get lost or separated from funnel