How Often Should Grease Trap Be Cleaned? The 25% Rule
A commercial grease trap should usually be cleaned every 1-3 months, but the correct interval is the earliest of the local legal deadline, the manufacturer’s schedule, or the point when floating grease plus settled solids reaches 25% of the liquid depth. High-volume kitchens may need cleaning weekly or every 2-4 weeks, while a low-volume café […]