Products

Waterproof XPS board systems and shower components for professional tile installation.

Product Range

100% waterproof XPS core with reinforced tile-ready surfaces. The substrate every professional shower system starts with.

Pre-sloped, pre-fabricated XPS shower base. No mortar beds, no leveling — set, seal and tile.

Pre-fabricated waterproof XPS niche — replaces time-consuming hand-built recesses.

Waterproof XPS curb for walk-in showers — a professional leak-proof boundary between wet and dry zones.

Pre-fabricated waterproof XPS shower bench — from space-saving corner seats to full-width benches.

Pre-formed waterproof XPS corner boards for inside and outside wall corners.

Sealing tape, membranes and corner pieces — the complete waterproofing system behind every Grenrite installation.

Let's build something better.

Looking for a reliable tile backer board manufacturer or OEM partner?
Talk to the Grenrite team.