We offer fine bubble disc diffusers. our company is launching first time in india- sqaure type fine bubble disc diffusers. bubble size 1mm to 2 mm moc of diffuser epdm & silicon moc of diffuser support poly propylene sizes 220 mmx 220mm 9”x9” 320 mmx320mm12”x12” type of bubble fine bubble bubble temperature tolerance 85 deg celsius end connection 1”bsp male thread operating temperature 35 deg celsius type of air discharge top air discharge air flow rate per diffuser 2-6m³hr diffuser support color blue shape of diffuser square type.