Shower Bench
Upgrade the shower experience with a pre-fabricated XPS waterproof bench. Designed for professional installers and DIY enthusiasts alike, it replaces the complexity of traditional framing with a solid, waterproof, tile-ready base in corner or full-width formats.

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Tile Backer Board
100% waterproof XPS core with reinforced tile-ready surfaces. The substrate every professional shower system starts with.
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Shower Base
Pre-sloped, pre-fabricated XPS shower base. No mortar beds, no leveling — set, seal and tile.
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Shower Niche
Pre-fabricated waterproof XPS niche — replaces time-consuming hand-built recesses.
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Shower Curb
Waterproof XPS curb for walk-in showers — a professional leak-proof boundary between wet and dry zones.
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Corner Board
Pre-formed waterproof XPS corner boards for inside and outside wall corners.
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Waterproofing Accessories
Sealing tape, membranes and corner pieces — the complete waterproofing system behind every Grenrite installation.
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