wedi Fundo Ligno Subfloor Recess Installation Kit – Floor Joist Reinforcement System

The wedi Fundo Ligno Recess Installation Kit is engineered to simplify and secure the process of recessing subfloors for curbless shower installations. Designed exclusively for use with the wedi Fundo Ligno shower base, this kit eliminates the need for sistering joists and ensures a flush, structurally sound subfloor in wood framing systems.

Key Features & Benefits

• Engineered for wedi Ligno
  Purpose-built to support the recessing of floors beneath wedi Fundo Ligno curbless shower bases—do not use with other shower systems.
• Reinforces Subfloor Between Joists
  Safely recesses ¾" plywood between 2x10 joists (standard, engineered, or I-joist), eliminating the need for additional blocking or sistering.
• Strong & Safe
  Supports dead and live loads per IRC standards, maintaining or exceeding L/360 deflection limits once installed.
• Complete Kit
  Includes all hardware and two bracket profile types for easy installation—covers shower base recesses up to 5 ft x 5 ft.
• Time-Saving Alternative to Traditional Framing
  Faster and safer than hand-framing your own subfloor recesses with wood. Enables clean, consistent prep for barrier-free shower builds.
• Compatible With
  Only for use with wedi Fundo Ligno bases in curbless, flush-to-floor installations