ALH System-Four: Keyhole Tapping


Hot Tap
  • Quick, Simple & Safe Gas-Free* Operation.
  • Lightweight
  • Designed for installation and operation from above ground through an 18" diameter hole
  • Cuts and taps up to 2" NPT holes
  • Above ground installation of low pressure gas bags
  • Above ground installation of camera
  • Interchangeable saddles and "G" frames available for 4", 6", 8" 10" and 1" mains
  • Low profiled completion plugs available
  • Entry systems for polyethylene mains are available
ALH Keyhole Tap
18" Diameter Core Hole

ALH Keyhole Tap
Cut & Tap and 1 1/2" Hole
(Note Large Obstruction)

ALH Keyhole Tap
Installing a 1 1/2" Low-Profile Plug

ALH Keyhole Tap
Low-Profile Plug Installed
*In a controlled gas environment