The Muffin Monster® Manhole helps prevent sewer line clogging and costly plumbing repairs. It’s the perfect solution for operations that need sewage grinders but have limited space. It comes fully assembled and ready to install and can be customized based on your exact site requirements. The Muffin Monster® Manhole features our 30K Muffin Monster® grinder to reduce solids and is available with optional Wipes Ready® Cutter Technology.