Neoperl 1.5 gpm Cache Aerated Stream Aerator 

Upgrade your faucet with this cost effective, water saving aerated stream faucet aerator.  The 1.5 gpm flow rate (at 60 psi) is EPA WaterSense certified and will save water, energy, and money.  By upgrading to water efficient fixtures, a family of four can save up to $20 annually.  This aerator produces a soft white aerated stream, soft to the touch and non-splashing.  It fits standard cache faucets (hidden aerator fauecets) and is available in the following sizes: standard (m24 x 1 threads), junior (m21.5 x 1 threads), tiny junior (m18.5 x 1 threads), and tom thumb (m16.5 x 1 threads). Not sure which size you need?  Please use the contact page to reach out to us for assistance, and we'll help you find the right aerator for your faucet!  NSF-61 approved.  See below for delta information. flow restricted 1.5 gpm low flow attachment

Features

• 1.5 gpm flow rate at 60 psi saves water 
• Aerated stream 
• Cache aerator 
• Cache designs makes removal by vandals more difficult
• EPA WaterSense certified

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Specifications 

• 1.5 gpm flow rate at 60 psi 
• Cache aerator 
• Aerated stream flow restricted non pressure compesating
• Available in the following sizes: standard (m24 x 1 threads), junior (m21.5 x 1 threads), tiny junior (m18.5 x 1 threads), and tom thumb (m16.5 x 1 threads)
• Note for Delta faucet models: (2551, 3551, 4551 (500, 501, 502, 511, 515, 516. 520, 522, 523, 540, 541, 542, 544 DST)  119/319/419 (DST & non-DST models) 155/156 (DST models) 4380.  Use a Junior size aerator and a Junior Size Wrench for above Delta models.Junior size can also be used to convert 2.2 to 1.5 gpm on Talbott, Pilar Waterfall and Victorian Single 
• NSF-61 approved 
• EPA WaterSense certified