Most of the water pipes carrying at least occasionally, foreign bodies: sand, stones, plant debris, etc. These elements of diverse origin for new installations, repair for cracks, suction of sand in wells, groundwater abstraction constitute, for apparatus of movement, especially in the small diameter, a major problem. Blocajes can produce in open position or dangerous defects in sealing. This is why manufacturers do not offer its guarantee of proper functioning if devices are not protected by a filter properly dimensioned. Function filters retention of occasional foreign bodies with less loss of possible load. Allow easy filter, clean whenever necessary and installation of a purge at the bottom. Obviously the filters cannot replace a filtration station if the arrival of foreign bodies is continuous (sand, dirty water).
Description and features: · Body and lid in nodular cast iron GGG-40.