SPECIAL ORDER ITEM. Review Returns Policy before purchase. Chicago Faucets pressure‑compensating laminar flow control spout insert designed to regulate water flow from a gooseneck or double‑bend faucet spout at 1.5 gpm. It’s a small replacement flow control component that helps ensure a smooth, consistent laminar stream and conserves water while maintaining strong performance. This insert installs inside the spout and is ideal for faucet repair or retrofit applications.