Red Sea Down-Flow Valve Screw & Plug Set — MAX-E / MAX-S / REEFER

Red Sea Down-Flow Valve Screw & Plug Set — MAX-E / MAX-S / REEFER

Overview

Restore smooth, precise adjustment of your Red Sea down-flow (main drain) valve with this genuine screw & plug set. Ideal for servicing worn or stripped hardware, it helps eliminate micro-leaks and salt creep while bringing back quiet, stable overflow tuning on MAX-E, MAX-S, and REEFER systems.

Key Features

• Factory-Fit Hardware – Direct replacement for the down-flow (fine-tuning) valve assembly.

• Seals & Stabilizes – Fresh plug helps prevent seepage; new screw maintains accurate tension.

• Quiet Operation – Properly set valve reduces gurgle and splashing in the overflow.

• Fast Service – Simple swap with basic hand tools; no cutting or re-plumbing required.

• Reef-Safe Materials – Non-corrosive construction suitable for saltwater use.

Product Specifications

• Part Type: Down-flow valve screw & sealing plug (hardware set)

• Compatibility: Red Sea MAX-E, MAX-S, and REEFER aquariums (select models using the Red Sea down-flow valve)

• Contents: 1 × adjustment screw, 1 × sealing plug

• Installation Location: Main drain (down-flow) fine-tuning valve on overflow/plumbing

• Tools Required: Basic hand tools (e.g., screwdriver / hex key as applicable)

• Maintenance Tip: Inspect valve hardware during routine sump cleaning; replace if stripped, cracked, or weeping salt creep.