The owner of this custom built house had window leaks that nobody seemed to be able to find out. They sought us out for our expertise in waterproofing. We found that the window sill detailing and design as well as the lack of flashing on the windows was a culprit. To...
Solutions

Karl Kardel Company approaches all problems — waterproofing, deck building, roofing, remodeling and ADUs, interior and exterior painting, drainage, exterior wall protection, and SB721 deck, balcony, walkway, and stair inspections — as one part of the holistic “building-envelope.”
Even with the proper equipment — moisture meters, compatible membranes and flashings, rated fasteners, and drainage that actually discharges — equipment only matters if due diligence comes first: (1) inspect the source and path of water, (2) verify substrate and code, (3) sample concealed framing when needed, and (4) write an itemized scope before rushing in.
Skipping steps is how properties get leaky ledgers. Real solutions require specified systems, documented inspections, and workmanship that can be maintained.
Book a free Solutions consultation and bring your vision to life.
If you’re facing building challenges or looking to start a new project, the Karl Kardel Company is here to provide the solutions you need. Contact us today. Let’s work together to build your dream.
Past & Present Solutions
Lasting construction work depends on the right diagnosis, the right tools, and the discipline to use both.
Full Tudor Revival
We came to this house to solve a waterproofing leak, and got asked to bid a new paint job. We helped guide the client through the color choices for this beautiful Tudor revival home, fixed all the leaks and gave her a beautiful new face on her beautiful home that will...
Invisible Precision
Waterproofing and sealing work at the Legion of Honor museum in San Francisco, executed without requiring any visual changes.





