Proceptor Single Manway Fiberglass Gravity Oil Interceptors are engineered to deliver market leading separation and capture of wastewater hydrocarbon oil, solids and sediment. The patented fiberglass design is simple to clean and maintain, and is backed by a no-nonsense lifetime warranty against failure due to corrosion or cracking. Lightweight fiberglass construction can be easily installed in all applications, including free-standing above ground, in kitchen, or buried in landscaped or traffic load areas.