What causes a valve to leak continuously after repair for Garlock G12 Diaphragm Repair Kit?
Common causes are uneven bonnet-bolt torque or a worn valve seat. Re-tighten in a star pattern and inspect the body for erosion.
G12 Garlock-Compatible · DCF Series
A reinforced synthetic-rubber diaphragm replacement for rotating-arm baghouse pulse valves, covering 3/4-inch through 3-inch connections and engineered for reliable sealing across demanding industrial cleaning cycles.

Technical Parameters
Product Standards
Knowledge Base
Common causes are uneven bonnet-bolt torque or a worn valve seat. Re-tighten in a star pattern and inspect the body for erosion.
A clogged pilot hole or plunger can slow pressure release. Clean the pilot exhaust path and confirm dry, clean compressed air.
The published service-life rating is at least one million cycles, approximately five years under suitable conditions.
A reinforced synthetic-rubber diaphragm replacement for rotating-arm baghouse pulse valves, covering 3/4-inch through 3-inch connections and engineered for reliable sealing across demanding industrial cleaning cycles.
Connection sizes range from 3/4 inch through 3 inches, covering nominal diameters from DN25 to DN76.
Installation and maintenance for long diaphragm life.