Roof construction with stabilized Z-purlins
Roof covering
Roof framing system
Roof insulation retention
Roof structure for mobile homes
Roof structure of concrete edge-to-edge abutting panels and meth
Roofing framework
Roofing system for protecting flat roofs or slightly sloped roof
Room addition construction
Self-supporting element for the construction of a building roof,
Slope build-up system for roofs
Sloped wall structure and anchor clip
Snap fit building structure
Solar-energy-collecting structural unit and solar roof
Space structure of a roof covering for a building
Standardized auxiliary enclosure
Structural enclosure
Structural panel for building structure
Sun porch
Sunroom