Customer stated: kitchen sink is clogged. Tech notes: called out to home because of kitchen sink not draining properly. Upon inspection of said kitchen sink tubular, we found that the ptrap was clogged with grease and that there was a gasket missing from a part of the tubular that was too short. Upon further inspection we found that the Prv was 100 psi’s Resolution: change out ptrap with new and replace gasket on tubular.