Choose Options Metric Male M24 Cascade 0.5 gpm Aerated Stream Bathroom Faucet Aerator Neoperl 0.5 gpm, Metric Male M24 thread Size bathroom faucet aerator This Ultra Low Flow Pressure compensating Cascade Aerated stream produces a larger and whiter stream that is soft to the touch and non-splashing. Aerators introduce air into the... $6.22 Choose Options Compare