Question From: Seattle, Washington, United States
Q: model DG-5025 & J-10 USAGE IN GROUND ( SHALLOW W/ THIN LAYER OF MULCH OVER.
A: Ed, I am not familiar with this product and do not have a plumbing background. I suggest you contact the manufacturer - here is a link to the Hendrickson website and here is a link to a product manual for this type of regulator. Best And Happy Yardening, Nancy