Nozzle made of AISI 316 stainless steel. Internal thread 2 "- 2 ½". For tiled or foil pools. The nozzle for tile pools has an flange to prevent seepage. A nozzle for foil pools, has two gaskets, a pressure ring and a set of assembly screws. The advantage of this nozzle is its compact size and the arrangement of the suction holes. In order to ensure maximum safety, we recommend that you use a minimum of two nozzles. Recommended flow: 13 m3/h.