This 3D model was originally created with Sketchup 8 and then converted to all other 3D formats. Native format is .skp 3dsmax scene is 3ds Max 2016 version, rendered with Vray 3.00 WasteHog Waste Water Carrier... used by mainly touring Caravaners... easily wheeled to emptying points... and compliments their Aquaroll Fresh Water Carrier.... This is a low poly model ... Only! 1mb...