Stainless Steel Scupper 1 1/2" Hose

Product Description

Enhance both functionality and styling of your vessel with our premium stainless steel deck drain scupper. Built from 316 marine-grade stainless steel and featuring an internal flapper, it ensures efficient drainage while preventing backflow—even in rough conditions.

The sleek, polished flange delivers a refined aesthetic to your boat’s exterior, while the design’s versatility accommodates a 1‑1/2″ I.D. marine hose—perfect for a wide range of marine installations.

Included is a durable 316 stainless mounting nut, ensuring quick and secure installation. Trusted by boat builders and offshore saltwater fishing boat professionals, this scupper sets the standard for quality and reliability.

Looking for longevity without replacing the full unit? The flapper wears out much faster than the rest—so you can save time and money with our #PRE56553KT flapper replacement kit.

Product Specifications 

• Material: Premium 316 stainless steel (marine-grade, highly polished)

• Flapper: Internal flapper for anti-backflow protection

• Hose Fit: Accepts 1‑1/2″ I.D. marine hose (standard compatibility)

• Includes: Heavy-duty 316 stainless mounting nut

• Dimensions:

  • A: Outside flange diameter – 3″

  • B: Overall length inside flange – 2‑3/4″

  • C: Hose I.D. – 1‑1/2″

  • D: Thread length – 1‑1/16″

  • E: Required hole size – 1‑7/8″

  • Flapper diameter – 1‑7/16″