CSA Approved Company
GFRC, Cast Stone, Precast, GRG, FRP
Custom Build and Landscape

Fiberglass Dome

Fiberglass-FRP-Architectural-Exterior-Dome

Architectural Fiberglass (FRP) Domes


  • Fiberglass Domes are used wherever light, strong, wether resistant structure are required.
  • Architectural FRP domes resist rot, rust, water,chemical and flame, FRP domes also are hurricane and earthquake resistant.
  • Fiberglass dome can be finished to replicate any other building material like gold, copper, terra cora, marble, granite and stone.
  • Finals can be added to the top of the FRP dome, these finals can be pinnacles, crosses, urns cupolas and towers.
  • Fiberglass domes are easy to install and require very low maintenence.
  • Petra design's FRP domes consist of pie shaped sections that bolt together at the job site. After the FRP dome is assembled it can be lifted with a crane as one unit. When placed on the building structure it only needs to be bolted down to the structure.
  • Interior domes can also be manufactured and incorporated with exterior domes, by having interior dome and exterior dome This allows for insulation of the cavity between the interior and the exterior dome shells.