GacoFlex Logo GacoFlex flat roof coating system before and after picture

GacoFlex S20 Before and After

GacoFlex Maintenance

GacoFlex Maintenance - Weatherguard Roofing

GacoFlex roofing installation - preparing the roof

GacoFlex Roofing - Weatherguard Roofing

Stop Roof Leaks Today! Save Money, Time and Aggravation!

"Avoid time-consuming and costly tear-offs while extending the life of your roof."


GacoFlex S20 - Solvent-Free 100% Silicone Coating

Whether your roof is large or small, flat or sloped, GacoFlex S20 Series Solvent-Free 100% Silicone Roof Coatings provide a proven, guaranteed solution for renewing your weathered and leaking roof. They can be applied to virtually any existing roof to create a durable, glossy, seamless membrane that seals and protects against permanent ponding water, ultraviolet light and severe weather.

  • Great for flat and low-sloped roofs.
  • Withstands permanent ponding water.
  • Guaranteed.


Avoid Time-Consuming and Costly Tear-Offs!

There’s no need to tear off and replace your weathered and leaking roof. By re-covering, you save on labor costs and avoid landfill expenses, plus your existing roof can be re-covered without any interruption to your normal business operations.

Extend the Life of Your Roof!

By renewing your roof, you’ll never need to replace the roof again. Innovative silicone technology provides a seamless weather-tight seal that protects the substrate against ultraviolet light and severe weather, eliminates common sources of leaks and withstands permanent ponding water.

Ideal for Use on Virtually Any Roof!

Apply over pre-existing elastomeric roof coatings, metal roofs, built-up roofing, mineral cap sheet, and weathered single ply membranes (EPDM, Hypalon® and TPO/CPA). Re-coat existing sprayedin- place polyurethane foam, concrete, wood, and many other coatings.

Re-Covering is the Responsible Choice!

By re-covering your roof, you avoid waste-generating tear-offs which impact landfills. And the highly-reflective, glossy finish of GacoFlex S20 Silicone Roof Coatings can help reduce energy costs.

Labor and Material Warranties Available!

Decades of proven performance and protection. Guaranteed.