Before & After Gallery
See the visible difference GoNano nanotechnology makes on real asphalt shingle roofs. Drag the slider to compare.
Before & After: GoNano in Action
Drag the slider to compare. These are real San Diego roofs treated with GoNano nanosilica technology — each one saved the homeowner thousands versus a full replacement.
Weathered Shingles — GoNano Treatment
$14,200 saved vs. replacementBefore: granule loss, oxidation. After: sealed, UV-protected.
San Diego, CA
Asphalt Shingle Restoration
$11,800 saved vs. replacementUV damage reversed — shingles restored to like-new flexibility.
Chula Vista, CA
Roof Rejuvenation — Side by Side
$9,400 saved vs. replacementLeft: untreated. Right: GoNano treated. Same roof, same age.
Escondido, CA
Shingle Rejuvenation Results
$8,600 saved vs. replacementTreated at year 12 — extended life by 10–15 years.
El Cajon, CA
Photos courtesy of GoNano certified dealers. Results vary by roof age, material, and condition.
More Results
Asphalt Shingle — Before & After Treatment
Granule restoration and hydrophobic barrier visible after single application
Aging Roof — Restored with GoNano Revive
Color restoration, flexibility improvement, and UV protection renewed
Professional. Fast. Non-Disruptive.
Our certified technicians apply GoNano protective coating using professional spray equipment. The entire process takes 2–4 hours for a typical home.
Free Roof Assessment
We inspect your roof's condition, age, and suitability for treatment.
Prep & Maintenance
Secure loose nails, seal flashing around chimneys and vents.
GoNano Application
Professional spray application — 2–4 hours, no scaffolding needed.
Dry & Document
Treatment dries within hours. We provide full documentation for your records.