Rebar
Steel rods embedded in concrete to enhance its tensile strength,…
Rough Opening
The opening in a wall frame designed to fit a window or door, accounting for space needed for proper installation and finishing. Example: The rough opening for the bay window was carefully measured to ensure a perfect fit with the custom-ordered unit.
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Related Terms
Rim Joist
A horizontal structural member placed along the perimeter of a…Rafter
A structural component of a roof frame, usually made of…
Renewable Energy Systems
Energy systems that generate power from sustainable sources such as…Reclaimed Materials
Previously used materials that are salvaged from demolished sites or…Restoration
The process of returning a building or artifact to its…Radiant Heating
A heating system installed under the floor or within walls…Real Estate Development
The process of developing land or renovating existing properties to…
