In-Service Adjustment: Oil level can be adjusted without shutting down the system
and reliability are essential
Its quick-change mechanism and durable construction make it a practical choice for various fastening tasks
or preventative maintenance in residential and light commercial hydronic heating systems
By replacing hammer‑driven wedges
JHWFJ-20 - Williams - FJ-20 2" to 20" Flange Jacks In-Service Adjustment: Oil level canThe Williams JHWFJ20 Flange Jack Set is a professionalgrade solution for safe, controlled separation of pipe flanges during maintenance, repair, and gasket replacement. Designed for pipeline, industrial plant, and mechanical service applications, these flange jacks provide smooth, even flange separation without damaging flange faces. The FJ20 flange jacks are sold as a matched pair, allowing technicians to apply balanced force on both sides of the