Gerber Plumbing has been manufacturing home improvement plumbing tools from shower heads to faucets to china fixtures since 2001. Not only providing necessities, the products include a variety of decorative faucets and bath accessories. Designed with comfort, durability and style in mind, there is no question that this should be your choice when it comes to modern plumbing. Product Information Product Overview Connection Type: 9/16 -24unef 3/8 Compression ConnectionFlow Rate: 1.75gpm Max Flow Rate @ 60 psiInstallation: 1-Hole InstallationSpray/Stream Function: Dual-function sprayhead offers choice between single steady flow and a powerful sprayBrand: Gerber Features Cartridge Type: Includes Durable Ceramic Disc Valve for Drip-Free PerformanceIntegral Check Valve: Includes integral check valve for backflow preventionRetraction: Features our proprietary SnapBack Retraction SystemRetraction Weight: Easily Adjustable Grip Lock WeightWarranty: Limited lifetime Components Deck Plate Sold Separately: Da665051 Optiona Deck Plate Sold Separately