Common Arizona Paver Problems and Their Solutions
Color fade: Arizona UV causes surface color fade on both concrete and natural stone pavers. Professional cleaning removes the oxidized surface film that makes pavers appear faded — often restoring 70–90% of original color. Sealer application enhances color further. Solution: cleaning + sealing. Surface staining (oil, rust, hard water): Professional hot-water cleaning with appropriate pre-treatment chemistry removes most staining. Deeply cured oil stains may require specialized extraction chemistry. Solution: professional cleaning. Hard water mineral scale: Non-acid mineral treatment for natural stone, dilute acid for concrete. Solution: mineral treatment + cleaning.
Polymeric sand loss between joints: Joints that have lost sand become unstable and accumulate debris. Solution: joint re-sanding with polymeric sand after professional cleaning. Individual paver cracking or chipping: Replace only the damaged individual pavers — the great advantage of paver systems vs. concrete is that individual units are replaceable without full-surface work. Settling: If the substrate has settled, pavers can be lifted, re-leveled, and re-installed. This is restoration, not replacement.
When Paver Replacement Is Actually Necessary
Full paver replacement is warranted when: the structural base has failed (significant settling affecting drainage or safety that cannot be corrected by lifting and re-leveling), pavers are pervasively cracked or spalled beyond individual replacement (affecting >30% of the surface), or the homeowner wants a different paver style or layout that requires starting over.
For the vast majority of Arizona homeowners asking about paver replacement, the answer after a professional assessment is that restoration — professional cleaning, re-sanding, and sealing — solves the problem at 20–30% of replacement cost and restores appearance to 80–95% of new condition.