KERDI-SEAL-MV Waterproof Mixing Valve Seal

Preformed KERDI waterproofing seal for mixing valves, designed to create a watertight penetration through KERDI, DITRA, or DITRA-XL membranes. Its thin, durable construction minimizes build-up and protects moisture‑sensitive backing panels to prevent leaks and mold.

Key Features:

• Watertight Protection: Over-molded gasket forms a tight seal around mixing valve penetrations to stop leaks and mold growth
• Thin Profile: Approx. 4-mil KERDI membrane minimizes build-up for a flush tile installation
• System Compatibility: Integrates with KERDI, DITRA, and DITRA-XL membranes as part of the Schluter-Shower System
• Edge Protection: Shields exposed edges of moisture-sensitive backer panels at the valve opening
• Easy Integration: Preformed design speeds installation with consistent, reliable results

Please check the Product Data Sheet Here

Specifications Table:

Frequently Asked Questions (FAQ):

Q: What is KERDI-SEAL-MV used for?
A: It’s a prefabricated seal that waterproofs the penetration around a shower mixing valve through KERDI, DITRA, or DITRA-XL membranes.

Q: Is it compatible with other Schluter systems?
A: Yes, it’s part of the Schluter-Shower System and integrates with KERDI waterproofing components.

Q: How does the thin profile help?
A: The approximately 4-mil thickness reduces build-up so tile lays flat around the penetration.

Q: Does it help prevent mold?
A: Yes. By creating a watertight seal, it prevents moisture intrusion that can lead to mold growth.

Q: Do I need special tools to install it?
A: No special tools—simply integrate it with the membrane following Schluter’s installation guide.

Sculpted Waterproofing for a Seamless Shower Silhouette

This sleek seal disappears behind tile, letting the architecture sing while quietly delivering uncompromising protection. I love its whisper-thin profile—so refined it keeps the plane of the wall impeccably true. Pair it with large-format porcelain and a minimal trim set for a gallery-clean surround. It’s a small luxury that makes the whole shower feel meticulously tailored.

Elevate your shower build—add KERDI-SEAL-MV for a flawless, watertight finish around your mixing valve.

Warranty

Installation