Jacuzzi AMH spa jet assembly - Almond - Jet nozzle retained by plate and gasket held by 3 screws. Retainer plate embossed in silver with 'Jacuzzi' logo and 'PowerPro' Directional jet nozzle, 15mm orifice 110mm diameter, 90mm hole size required 1/2"S Air x 1.5"Spg Water