ud83dudcda Apt.1 Kitchen Series u2014 3 of 10
u2190 Apt.1 Kitchen Wall Vol.2: Primer & Top Coat u00b7 Series Index u00b7 Apt.1 Kitchen Wall Vol.4: Discovering Old Walls u2192
2026 Update from DIY Dad: Kitchen Wall Repair and Water Leak Response
ud83duded2 RECOMMENDED PRODUCTS
Modern Kitchen Cabinet Handles
New handles cost u00a53,000u20138,000 and make a kitchen feel 10 years newer instantly.
During the 1st-floor kitchen wall repair, we discovered a water leak u2014 an unexpected accident. A real look back at a landlord DIY job.
What Makes Kitchen Wall Repair Different
ud83duded2 RECOMMENDED PRODUCTS
Kitchen Faucets
A faucet upgrade is the single highest-impact kitchen DIY per yen spent.
Kitchen walls differ from ordinary rooms:
- Water and grease: stubborn grease soaks into walls near the stove
- Humidity: steam from cooking deteriorates wall materials easily
- Fixtures: gas stove, ventilation fan, water supply pipes are all built into the walls
- Tiled walls: if wallpapering over tiles, grout joints need treatment first
Surface Preparation Around Oily Stove Areas
- Remove as much grease as possible with silicone-off or baking soda
- Apply a stain-blocking sealer/primer
- After drying, use putty/filler to level the surface
- Choose kitchen-grade, stain-resistant wallpaper
Water Leak Found During Construction
ud83duded2 RECOMMENDED PRODUCTS
Kitchen Backsplash Tile Kits
A tiled backsplash protects the wall and dramatically upgrades the kitchen appearance.
- Locate the entry point of the water
- Visually check on a rainy day
- Determine source: roof, exterior wall, or window frames
- Waterproof-repair the source
- Check for internal rot and mold u2192 treat and replace as needed
- After confirming dry, proceed with wall finishing
Finishing a wall before fixing the leak guarantees it will come back. Fully fix the cause when you find it.
How DIY Dad Fixed the Leak
- Re-caulked around window frames
- Filled exterior wall cracks with caulk
- Waterproofed the roof valley
Caulk repairs are relatively DIY-friendly. However, high-up roof work is dangerous u2014 consider a professional. Safety first.
As a Landlord: Catch Leaks Early
- Wood decay (structural damage)
- Mold growth (health risk)
- Electrical problems (risk of short circuit)
- Repair costs multiply dramatically if neglected
Finding the leak during DIY was a lucky break. Regular inspections are the foundation of protecting your rental property.
Hi, it’s DIY Dad.
Continuing the kitchen wall repair.
Pickup from last time u2014 applying the top coat (white).
The staircase underside gets finished in brown.
u2191 Top coat u2014 staircase underside
u2191 Top coat u2014 staircase underside
u2191 Top coat u2014 staircase underside
From here, I started mixing in spray painting, and things got a bit chaotic u2014 painting without masking first, then masking while painting. (Indecisive!)
u2191 Masking, spray painting
u2191 Masking, spray painting
u2191 Masking, spray painting
u2191 Masking, spray painting
u2191 Masking, spray painting
u2191 Masking, spray painting
u2191 Masking, spray painting
I’m careful to keep things tidy around the breaker panel.
u2191 Around the breaker panel
Dark and hard to tell, but it cleaned up nicely.
That’s it for today u2014 see you next time!
ud83dudcda Apt.1 Kitchen Series u2014 3 of 10
u2190 Apt.1 Kitchen Wall Vol.2: Primer & Top Coat u00b7 Series Index u00b7 Apt.1 Kitchen Wall Vol.4: Discovering Old Walls u2192
DIY Renovation Quote Review Manual
How to read, compare, and negotiate contractor quotes. This manual saved me u00a5800,000 on a single renovation project.
ud83cudfe0 More from DIY Father
15 years of landlord experience u00b7 3 apartment buildings u00b7 DIY renovations that saved millions of yen. Browse all articles at diytosan.com
