Gruen Linear Drain Bonding Flange Kit

The Gruen Linear Drain Bonding Flange Kit is a conversion accessory that upgrades compatible Gruen linear drains for use in bonded waterproofing membrane shower systems. Designed for fast, dependable integration, this kit creates the watertight interface between the linear drain body and the waterproof membrane—making it ideal for new builds, remodels, and specification-driven projects where membrane compatibility is required.

Key Selling Points

• Membrane-system conversion kit: Enables compatible Gruen linear drains to be installed in bonded waterproofing membrane showers.
• Complete, job-ready package: Includes the core components required for the upgrade to support consistent dealer stocking and installer success.
• Compatible drain platforms: Designed to work with Artstream, Pera, and Highline Gruen linear drain models.
• Simplifies installation: Straightforward attachment process reduces install time and minimizes field improvisation.
• Watertight drain-to-membrane interface: Bonding membrane flange is designed to create a reliable waterproof seal.
• Durable construction: Built from quality materials intended for long-term shower performance.
• Great for renovation upgrades: Lets installers retrofit an existing drain plan to a membrane-based system without changing the drain aesthetic or line.

Kit Contents

• 1x Flange with bonding membrane
• 1x Gru Connector