SKU: 89105472571

Schluter Systems KERDI-BOARD Polystyrene Foam Backer Board, 0.5-in x 48-in x 96-in

Sale price$177.84 Regular price$197.60
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Ships within 48 hours · Estimated delivery Aug 1 - Aug 6

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Description

Schluter Systems KERDI-BOARD Polystyrene Foam Backer Board, 0.5-in x 48-in x 96-inKERDI BOARD 1 2 in Foam Tile Backer Board A lightweight, waterproof, extruded polystyrene foam building panel with fleece surfaces for strong thin set bonding. Ideal as a tile substrate for showers, tub surrounds, countertops, and custom builds, providing thermal insulation and dimensional stability. Key Features: Waterproof Construction: Extruded polystyrene foam core with reinforced fleece surfaces for dependable moisture protection Strong Tile

KERDI-BOARD 1/2-in Foam Tile Backer Board

A lightweight, waterproof, extruded polystyrene foam building panel with fleece surfaces for strong thin-set bonding. Ideal as a tile substrate for showers, tub surrounds, countertops, and custom builds, providing thermal insulation and dimensional stability.


Key Features:

  • Waterproof Construction: Extruded polystyrene foam core with reinforced fleece surfaces for dependable moisture protection
  • Strong Tile Bond: Fleece webbing anchors securely in thin-set mortar for reliable tile installation
  • Lightweight & Easy to Cut: Gridlines and utility-knife-friendly design simplify handling and customization on site
  • Versatile Use: Suitable for walls, vanities, benches, shelves, and countertops in interior applications
  • Rigid & Impact-Resistant: Provides a flat, plumb, and stable substrate that replaces gypsum or cement backer boards

Please check the Product Data Sheet Here


Specifications Table:

Specification Details
Panel material Extruded polystyrene foam with reinforcement and fleece webbing on both sides
Thickness 0.5 in (1/2 in; 12.5 mm)
Panel size 48 in x 96 in (4 ft x 8 ft)
Application Interior; tile substrate and bonded waterproofing assemblies
Key properties Waterproof, thermally insulating, rigid, impact-resistant, dimensionally stable, lightweight
Installation Cut with utility knife; thin-set mortar bonds tile to fleece surface
Replaces Gypsum board or cement backer board in suitable applications

Frequently Asked Questions (FAQ):

Q: Can KERDI-BOARD be used outdoors?
A: No. It is intended for interior applications only.


Q: How do I cut the panels?
A: Score with a utility knife along the printed gridlines and snap; no special tools required.


Q: What thickness is this panel?
A: This listing is for the 1/2 inch (0.5-in) thickness panel.


Q: Do I need to waterproof the seams?
A: Yes. Treat abutting seams and joints per Schluter instructions to create bonded waterproofing assemblies.


Q: Can tile be installed directly on the board?
A: Yes. Install tile using thin-set mortar over the fleece-faced surface.


Sculptural, Seamless, and Ready for Tile

This panel is the quiet hero behind elevated bathrooms and kitchens—sleek, strong, and impeccably true. The signature orange grid offers precise cuts and a clean, architectural rhythm. Wrap a tub deck or craft a floating vanity, then finish with luxe stone or ceramic for a tailored look. It’s an essential foundation for spaces that feel custom, curated, and effortlessly refined.


Build watertight, tile-ready surfaces with KERDI-BOARD—add this 1/2-in panel to your project today.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 89105472571

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Reviewed in the United States on May 26, 2026
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Brooke Ballinger
Waukegan, US
★★★★★ 5
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Reviewed in the United States on May 31, 2026
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Marcia Weldon
Lake Worth, US
★★★★★ 5
More than expected
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Love, love and recommended to friends. Leaves my skin feeling and looking great. At 69 I don't expect miracles but can definitely see an improvement in texture, glow and line minimizing. I'm hooked and will never be without!
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Reviewed in the United States on June 5, 2026
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Eric S.
Bozeman, US
★★★★★ 5
Micro-needling effect!
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Love how you can feel the micro-needling effect. I use this is my first application after toning and follow up with my serum and moisturizing routine. I do believe it gives my face a plump feeling, especially after gua sha. Will continue to use in my daily!
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Reviewed in the United States on May 21, 2026
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Michelle B. Govertsen
Fort Morgan, US
★★★★★ 4
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