What's included
- Interior glazing or acrylic
- Diffuser panels and light-well walls
- Insect and debris removal
Not included
- Exterior roof-side cleaning
- Seal or leak repair
Why it matters
Dirty skylights waste daylight the building was designed to use.
More on why it matters
Insects collect in skylight wells and are visible from below.
How AELC providers clean skylights
Every provider follows the AELC Source-Control Method: capture the dust, don't move it.
- IdentifyCheck height, glazing type and any signs of leaks.
- CaptureVacuum insects and dust from wells and frames.
- CleanClean glazing with material-safe products; never use ammonia on acrylic.
- VerifyInspect for streaks and photograph.
How often, and how it's priced
Recommended frequency
| Retail, offices and warehouses | Every 12 months |
Pricing is local
Your local AELC Certified Provider sets the price for your space. What affects it:
- How many skylights you have
- Height and access
- Dust, grease or buildup
- One-time reset or recurring schedule
DIY tips between professional visits
- Report water stains around skylights promptly.
Safety: when work stops
- Never stand on or lean against skylight frames.
See all red-light conditions and what AELC does not do.
Who needs it most
Skylight Interior Cleaning: FAQ
Do you clean the outside of skylights?
No. AELC providers clean the interior. Roof-side cleaning requires roof access and is handled by window or roofing contractors.
Last updated October 4, 2026. Reviewed by the AELC Method team. Local services are performed by independently owned AELC Certified Providers. Above Eye Level Cleaning.