ADU Construction in West Hills
West Hills ADUs designed around a curbless shower and an accessible bathroom, with a wildfire-ready shell and the permit set, by Fernhill Builders.
The shower stall decides how long someone can live in a West Hills backyard unit. A curbless floor, a bench and blocking inside the walls for grab bars let a guest with a cast and a parent with a cane use the same room, and the slab is recessed where the drain sits so water finds the trap. Planning those few inches before the pour costs little. Changing them later means breaking concrete.
Waterproofing the wet room
A shower with no curb leans on its waterproofing. We specify a bonded membrane over the pan and up the walls, a slope in the floor toward a linear or center drain, and a flood test before tile goes down. Cement board or a foam panel backs the tile, never paper-faced drywall. The bathroom fan ducts to the outside through a metal duct and a vent cap with a backdraft damper, and the vent is placed well away from the roof edge.
Glass within reach of the shower
Windows near a shower or tub are a safety item as well as a design one. Code asks for tempered glass close to wet floors, and the hardened exterior calls for it anyway, so every pane in the unit is tempered dual-pane. We frame the window high enough on the wall for privacy and for a clear tile surround. Where the lot demands ember-resistant glazing, the same product serves both rules, and the window schedule lists it once. Finished trim around the window is a material that tolerates steam and does not burn.
ADU Construction in West Hills: common questions
It depends on the lot. The wildfire-rated exterior is required on a parcel in a mapped hazard zone, and it is a choice everywhere else. We look up the West Hills address, write the result into the scope and price the shell that matches the answer.
A West Hills package opens with a floor plan that shows the accessible bathroom clearances and a site plan that places the unit on the lot. It covers a unit of one story that stays under the limit, and a bigger build gets its own quote.
Frequently. Putting the rebuild and the unit through one permit path can save review time. We check the lot's setbacks and your rebuild route to learn whether both fit together, then plan which goes up first.
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More work we do in West Hills
Plan your project in West Hills
Tell us about the house and the adu construction work. We reply about a walk-through and a written scope.

