Water, dirt and sediments can accumulate in stored diesel fuel and threaten the quality of the fuel and the performance of the engine. Semler’s PetroPolisher™ systems are engineered to remove these threats quickly and efficiently. The PetroPolisher™ series is designed for varying sizes of storage tanks and both service and install. Operators will find units ideal for addressing variable fuel filtration concerns. Designed with single or staged solid’s removal, coalescing, and fine filtration abilities. Each unit delivers professional results for the most demanding conditions.