Los Angeles County
Commercial Roof Inspection and Maintenance in West Covina, CA
West Covina is the retail center of the eastern San Gabriel Valley, with Plaza West Covina, big box centers along the I-10 and medical buildings around Emanate Health Queen of the Valley Hospital.

What kinds of commercial buildings are in West Covina?
West Covina's commercial buildings are dominated by regional retail, auto dealerships, medical offices and office buildings along the I-10 corridor.
Plaza West Covina and The Lakes at West Covina hold large mall and retail roofs, and a long dealership row runs along Garvey Avenue South beside the freeway.
- Plaza West Covina: regional mall and anchor store roofs
- Garvey Avenue South auto row: dealership showrooms and service buildings on the I-10
- The Lakes and Civic Center area: office towers, retail and city buildings
- Queen of the Valley Hospital area: medical office buildings on Sunset Avenue
| Building type | Common roof system | Typical age | What West Covina does to it |
|---|---|---|---|
| Regional mall and anchors | TPO, PVC and built-up roof sections | 10 to 40 years old | Mixed systems and heavy mechanical |
| Dealership service buildings | TPO | 10 to 25 years old | Service bay exhaust |
| Office buildings | PVC or modified bitumen | 15 to 35 years old | Internal drain ponding |
What does the West Covina climate do to a flat roof?
The West Covina climate is hot in summer and prone to fall wind events, and large mall and big box roofs here take heavy UV exposure across very wide fields.
Hills to the south shelter some buildings, but freeway-side properties collect dust and exhaust.
How often should a West Covina commercial roof be inspected?
A West Covina commercial roof should be inspected twice a year, spring and fall, and after rooftop HVAC work on retail anchors.
Mall roofs with many tenants and service contractors are punctured more often than they wear out. Our commercial roof inspection page explains what each visit covers.
What does a maintenance program cost in West Covina?
A maintenance program for a 120,000 square foot regional retail building in West Covina costs $26,400 to $30,000 a year on our Protect program, priced at $0.22 to $0.25 per square foot with a $2,500 minimum.
Protect fits most West Covina retail roofs because it covers the punctures and curb leaks that constant rooftop service leaves behind. Every tier and what it includes is on the maintenance programs and pricing page.
Calculated from our published rates: Monitor $0.12 to $0.15 per square foot a year with a $1,500 annual minimum, Protect $0.22 to $0.25 per square foot a year with a $2,500 annual minimum, Manage $0.40 to $0.45 per square foot a year with a $4,500 annual minimum.
How soon can you scan a roof in West Covina?
We can scan a roof in West Covina as soon as roof access is confirmed after your request, and a 120,000 square foot regional retail building takes about 2.5 hours at roughly 50,000 square feet an hour, with the PE-stamped report delivered within 48 hours.
Mall and big box roofs in West Covina are scanned in the early morning before stores open. Send the West Covina address through our roof scan request form, or see coverage across Los Angeles County.
What else do West Covina property owners ask about roof inspection?
Can you split a Plaza West Covina area roof report by tenant?
We split retail roof reports in West Covina by tenant suite, so each lease party sees the deficiencies on its own section.
Do you inspect dealership roofs along Garvey Avenue in West Covina?
We inspect dealership roofs along Garvey Avenue South in West Covina, including service bay roofs where exhaust damage is common.
Which parts of West Covina do you cover?
We cover every flat and low-slope commercial roof in West Covina, including Plaza West Covina, Garvey Avenue South auto row, The Lakes and Civic Center area and Queen of the Valley Hospital area.
How long does a roof scan take on a regional retail building in West Covina?
A roof scan on a 120,000 square foot regional retail building in West Covina takes about 2.5 hours, because our robotic scan covers roughly 50,000 square feet an hour, and the PE-stamped report follows within 48 hours.
What is the most common commercial roof system in West Covina?
TPO, PVC and built-up roof sections is the most common roof on West Covina's regional mall and anchors stock, and those roofs are typically 10 to 40 years old.
Who issues reroof permits in West Covina?
Reroof permits in West Covina are issued by the City of West Covina building department. Multi-tenant retail centers in West Covina often divide roof responsibility by lease, and our report can be split by suite.
Schedule a non-destructive roof scan in West Covina.
Trusted since 1983 on over 20,000 commercial roofs. California License 435836.