Our Warranty & Workmanship Guarantee
We stand behind our work. Our deck repairs carry a 10-year warranty, the longest in the industry, and if something goes wrong, we come back and make it right.
Quality you can count on
Crank Waterproofing has a dedicated quality assurance program, and we guarantee the long-lasting results of our workmanship.
Our crews are professional and well-trained, and they complete every project conscientiously and on time. We are fully bonded and insured.
Over 90% of our businesscomes from repeat customers and referrals.

What our guarantee covers
10-year warranty on deck repairs
The longest warranty in the industry on our deck repairs.
Workmanship and materials
Warranties on the work we do and the materials we use, on decks, waterproofing and roofs.
Quality assurance program
Every job is checked against our own standards, not just the minimum.
Skilled, well-trained crews
Professional people who finish your project conscientiously and on time.
Bonded and insured
Fully bonded and insured, CA License #1038420.
We come back
If something goes wrong, call us. We come back, look at it, and make it right.
Warranty questions
How long is the warranty on deck repairs?
10 years, the longest warranty in the industry.
Do you warranty roofing and waterproofing work?
Yes. Our work comes with warranties on workmanship and materials. The details depend on the system we install and are written into your estimate.
Are you bonded and insured?
Yes. Crank Waterproofing is fully bonded and insured, CA License #1038420.
What do I do if something goes wrong?
Call us at 949.374.2628. We come back, look at it, and make it right.
Have a project for us?
Tell us what you’re seeing. Carrie will get you on the schedule for a free look.