Features: Fuel water separator with a metal mesh filter element inside and removable design which is wear-resistant and dust-resistant, can filter more impurities and moisture from diesel and fuel and provide better function for your heater's fuel system. Material: Filter element is made of plastic and metal mesh, covered with plastic outside which meets high standard quality for installation and using, clamps are made of stainless steel and are also corrosion-resistant, all manufactured to let your heater run smoothly and durably. Application Models: Compatible with Eberspacher Webasto Diesel Parking Heaters and More Diesel Fuel System