Wooden showers

Question behind this page

Can a shower be made from wood?

Wood can be explored as a decorative, replaceable layer within a shower, but the water-containment assembly must work independently. Feasibility depends on detailing and maintenance, not only the species.

Distinguish the functions

Part	Required function
Substrate	Supports the chosen system
Waterproofing and drain	Contains and directs water
Wood finish	Provides appearance and tactile character
Attachment	Supports wood without compromising waterproofing
Drainage / drying space	Avoids persistent trapped moisture
Access	Permits cleaning, inspection, and replacement

Schluter’s shower-system guidance is a reference for water containment in its intended assemblies, not approval for adding arbitrary wood panels.

Walls versus floors

A wall panel and a walking surface have different demands. Removable slatted duckboards over a functioning shower base are conceptually different from wood acting as the shower pan. A floor also needs traction, cleanability, drain access, and stable support.

The previous answer proposed vertical slats and species such as hinoki, cedar, and teak as possibilities. These are research leads, not a final product specification. Species, grading, source, finish, movement, exposure, and cleaning all matter.

Maintenance and aging

Expect wood to change appearance. Confirm whether that aging is desirable. Test a mockup under repeated wetting and drying, and choose cleaning methods compatible with both the wood and waterproofing system.

Do not rely on oil or a surface coating to waterproof the assembly. A fixed 20–40-year lifespan from the earlier answer has not been established and is not adopted here.

Decisions still open

The desired wood appearance, wall versus floor use, system acceptance, fastening details, and maintenance tolerance remain unresolved.