Schluter®-KERDI-SHOWER-FRS™

Floor recessing system for curbless showers

Schluter®-KERDI-SHOWER-FRS™ is a floor recessing system that simplifies the construction of curbless showers. Top-mounted galvanized steel brackets fasten to the joists and the surrounding subfloor perimeter to support recessed subfloor panels, providing a stable base that preserves structural integrity and reduces conflicts with plumbing, HVAC, and electrical. Designed for both dimensional lumber and I-joists, it provides a fast, dependable foundation for modern, accessible shower designs. KERDI-SHOWER-FRS integrates seamlessly with the Schluter-Shower System, creating a complete and fully waterproof assembly for dependable curbless shower installations.
  • Galvanized steel brackets provide solid support for recessed subfloors
  • Designed for curbless shower installations with KERDI-DRAIN point drains
  • No modification to joists maintains structural integrity
  • Attach brackets directly to the top of joists: no need for ledger boards
  • Compatible with I-joists and dimensional lumber spaced up to 19.2" (488 mm) o.c.
  • Lowers the subfloor by 11/16" (17.5 mm)
  • Compatible with a variety of KERDI-SHOWER prefabricated trays
  • Top fastening minimizes interference with plumbing, HVAC, and electrical within floor cavities
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J Brackets fasten to the top of joists and support FRS system inserts in the recessed section of the floor.

P Brackets fasten to the unmodified subfloor at the perimeter, including along wall bottom plates, and support FRS System inserts in the recessed portion of the floor.

Shims allow 5/8” subflooring to be used with KERDI-SHOWER-FRS. Shims are applied to P Brackets to accommodate the additional thickness needed for a secure interface with 5/8” subflooring.

Schluter®-KERDI-SHOWER-FRS™  is installed in the floor under the shower assembly and requires no special maintenance or care. The systems components are resistant to mold and fungi.

For a step-by-step guide on installing the Schluter®-KERDI-SHOWER-FRS™  floor recessing system for curbless showers, visit our installation instructions.

Warranties

Schluter-Shower System 10-year Limited Warranty
133.42 KB
Pdf
Schluter-Systems Lifetime Thin-Set System Limited Warranty
153.13 KB
Pdf
Schluter-KERDI-SHOWER-FRS 5-Year Limited Warranty
276.23 KB
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Product Table

KERDI-SHOWER-FRS
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Watch & Learn
About the product

How to install the Schluter®-KERDI-SHOWER-FRS Floor Recessing System

How to install the Schluter®-KERDI-SHOWER-FRS Floor Recessing System

16:40

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Prefabricated Substrates

Schluter®-KERDI-SHOWER-T/-TS/-TT

Drains / Shower Drains

Schluter®-KERDI-DRAIN

Waterproofing

Schluter®-KERDI-FIX

Uncoupling (DITRA)

Schluter®-DITRA & DITRA-XL

Uncoupling (DITRA)

Schluter®-DITRA-HEAT

Uncoupling (DITRA)

Schluter®-DITRA-HEAT-DUO

Waterproofing (KERDI)

Schluter®-KERDI-BAND

Waterproofing (KERDI)

Schluter®-KERDI