Window Techs Offer Grease & Oil Separator solutions at Grease Separator Manufacturers & Suppliers in India. Grease separator model made of polyethylene for free-standing installation inside buildings. Grease separator is compact, rigid and lightweight but very rigid units simultaneously. All separators are equipped with integrated sludge traps. Currently, nominal sizes of above-ground separators are available for flow rates from 2 to 20 l/s. The other nominal sizes are on request. The advanced design of separator’s body ensures great stiffness and perfect resistance against internal water pressure and higher temperatures.