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Shower Seats and Benches

Shower Seats and Benches

"Fine detail with a strong impact."

Product information

wedi prefabricated shower seats and benches install much quicker and easier than metal tray or concrete seats. Plus, they bond well to thinset mortar and are 100 % waterproof due to the CFC-free extruded polystyrene closed cell foam core and will not cause efflorescence or discolorations or waterproofing issues as frequently observed with products including those requiring mortar fills. Create the perfect waterproof seating solution for your shower. wedi Prefabricated Suspended Corner Seats do not require additional blocking installed in the framing. Their mounting brackets are fastened into existing wall studs.

Recangular bench made with 2" wedi Building Panel, full foam corner seat made of solid XPS foam.

These units are pre-made and rady for thinsetinstallation against walls and feature a 1/8" slope to the front.

Product video: Shower Seats and Benches

Technical properties Shower Seat and Benches


Shower Seat and Benches Base Material XPS/ Extruded Polystyrene Foam Core covered with fiberglass mesh fully embedded in a cement based resin coating
Thermal Conductivity (75°F (25°C) - ASTM C518) 0.23 Bbtu in/hr F
Tensile Strength (ASTM C297) 65 PSI
Shear Strength (Under conditions required in ANSI A118.10-1999) 28 day Shear Strength: 95 psi
84 day Shear Strength: 100 psi
100 day Shear Strength: 98 psi
Waterproofness; ASTM D4068 / ANSI A118.10-1999 Passed
Capillarity 0
R-Value 75°F (25°) - ASTM C518
4.3hr ft. 2 F/Btu/in (R Value for 1” wedi = 4.3)
Flexural Strength (ASTM C947) 627 psi
Robinson Floor Test (ASTM C627) Heavy duty commercial use, passed
Fastener Pull Through (ASTM C473) Wet 131.8 lb./Dry 196.2 lb.
Temperature Limits -58 / +175° F
Freeze & Thaw (ASTM C666 - 25 Cycles) No disintegration/change
Waterproofness of Assembly (ASTM E331) Passed, wedi Fundo Kit assembly (complete sytsem)
Fungus / Bacteria Resistance (ASTM G21) Passed, No Growth
Accelerated Aging (AC 71 - 25 Cycles) No disintegration
UL 1715 (Fire Test of interior Finish Material) Passed, flame spread <10
Linear Variation (ASTM D 1037 (ICC –EG 159)) Passed, less than 0.07%
Surface Burning Characteristics (ASTM E84-16) Classification A:
Flame Spread Index (FSI): 20
Smoke Developed Index (SDI): 70
Floor and Trench Drain Compliance (ASME A112.18.2) Passed, Compliant (ICC PMG 1189)

Product sizes

Order no. Designation Length x width x thickness
US3000001 wedi Suspended Corner Seat M 17" x 17" x 24 1/6"
4" thickness
US3000002 wedi Suspended Corner Seat L 24" x 24" x 33 15/16"
4" thickness
073784101 wedi Full Foam Triangle Seat 23" x 23" x 20"

  • New Construction of Residential/Commercial use buildings
  • Renovation in Residential/Commercial use buildings
  • For barrier free or curbed installations
  • For customized or standard tiled showers
  • Over wooden or concrete substructures

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