Chandler homeowners know that tile roofs are built to last in the desert. But the underlayment beneath those tiles — the actual waterproof layer — doesn't always last as long as the tile itself. Monument Roofing provides Chandler homeowners with honest, expert underlayment replacement, section repairs, and inspections focused on what your roof actually needs.
Chandler's climate — 300+ days of sun, summer highs above 110°, dramatic temperature swings between day and night, and seasonal monsoon storms — puts enormous stress on tile roof underlayment. The underlayment is the waterproof membrane beneath your tile. It's what actually keeps water out of your home.
Concrete and clay tiles can last 50+ years. But the underlayment beneath them typically lasts 20–25 years in Arizona — sometimes less. When underlayment dries out, becomes brittle, tears at fastener points, or loses its ability to repel water, your roof can start leaking even though the tile still looks fine from the ground.
Many Chandler homes built in the 1990s and early 2000s are now reaching the age where original underlayment is due for replacement. If your Chandler home falls into that age range and still has its original underlayment, an inspection can tell you where things stand before a leak makes the problem obvious.
Water stains on ceilings or walls after rain
Recurring leaks in the same area after previous repairs
Your home was built 15–25 years ago with original underlayment
Leaks that appear during or after monsoon storms
Not every tile roof leak in Chandler means you need a full underlayment replacement. When the underlayment failure is limited to one section of the roof — for example, a particularly sun-exposed south-facing slope or a valley — a section replacement repair may be the right answer. We remove tile in the affected area, replace the failed underlayment and battens, inspect the decking, and rebuild that section correctly. Learn more on our tile roof leak repair and section replacement page.
When inspection reveals underlayment failure across multiple sections of the roof, full underlayment replacement is usually the smarter investment. Repairing one section on a roof with widespread deterioration is like patching one hole in a worn-out tarp — it doesn't make long-term sense.
The only way to know which path is right for your Chandler home is a professional inspection where we lift tiles in multiple locations and check the underlayment directly. We'll show you photos and give you an honest recommendation — no pressure either way.
Or call (480) 442-5695 — Chandler homeowners, we're nearby.
