" Filament Wound Sand Filter ( Top Mount ) " Supplied with 6 – way side mount multi port valve for easy operation. All sand 46 ® are supplied with a pressure gauge to control the filter back wash. Easy installation and maintenance. Filter body and filter base are made of polyester and fiber glass Eight laterals under drains for a highly efficient back wash and cleaning performance Four variable 46 size. "Maximum operating pressure 3 bar (3 kg/cm²) – 300 kpa – 43 psi." Compliant with EN 13451–3 standard "Top mount valve sand filter series are the new generation of filament wound 46 designed to cover all the filtration needs for a residential or commercial pool." The winding of the fiber glass around the filter tank makes the filter more durable, deforming – proof and resistant to chemicals and corrosive. The top mount sand 46 includes a 6 – way multi valve fixed with a pressure gauge and a side glass which determines back washing time. Supplied with a winter drain cap, “v” clamp, and St.St. Screws. The flow rates given are taken for a filtration speed at 50 m³ / m² / h. Maximum working pressure 3 bar. Tested pressure 4.5 bar.