Sprinkler leaks quite often look as soggy spots, low force, or effervescent at heads
https://storyvergey.com/s/oDmlfDRjBbxN0kveJwGMg
Sprinkler leaks by and large happen as soggy spots, low strain, or effervescent at heads. Inspect risers, lateral traces, and valves, then repair cracked fittings to fix formulation performance.