Sealey OIL/TF Tractor Funnel with Water Separating Filter. Tractor Funnel with Water Separating Filter. Heavy-duty funnel manufactured from high density polyethylene. 255 x 165 mm. Aperture to accommodate up-ended containers. Supplied with water separating filter. Tapered spout with venting ribs. 255 x 165 mm. Aperture funnel. Supplied with water separating filter. Tapered spout with venting ribs. Model No. OIL/TF.