Gas-Free Hot Tapping
Product List

Gas Free Applications
Details
ALH System-One Tapping Equipment
System-One live mains entry system meets stringent GAS-FREE standards, and handles any maintenance operation requiring up to a 2½" tapping.
Leak Sealing with Tapping Equipment
Details
ALH System-Three (Large Tap)
Bigger brother of ALH System One for cutting and tapping 3", 4" and 5" NPT under live gas conditions at pressures up to 60 psig.
Larger Diameter Tapping
Details
ALH System-Four (Keyhole Tap)
Designed for installation and operation from above ground through an 18" diameter hole. Cuts and taps up to 2" NPT holes.
Leak Sealing with Tapping Equipment
Details
Low-Profile Canopy Plugs
For Everyday use, High Risk Areas, & Replacing Stubborn Leaking Malleable Plugs.
Larger Diameter Tapping
Details
Bonded Technology
Excavate the crown of the main. A special entry saddle is bonded to a clean square section using a super strong adhesive. Now the main can be drilled and tapped, ready for maintenance operations.