A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Definition of: Raft.
In building; a raft is a firm slab, usually made from concrete, designed to spread the weight of a structure on soft ground.
Definition of: Rafter.
In building; rafters are timbers that form the main part of the roof frame going from the wall plate up to the ridge.
Definition of: Ranging rod.
In building; a ranging rod is a long slender section of timber marked to identify the position of brick and block courses or any other part of the construction. A measuring stick.
Definition of: Rated Power
In solar system design; rated power refers to the rated power of the inverter. However, some units can not produce rated power continuously.
Definition of: Resistance (R)
In electrics; resistance refers to the the properties of a conductor, which opposes the flow of an electric current resulting in the generation of heat in the conducting material. The measure of the resistance of a given conductor is the electromotive force needed for a unit current flow. The unit of resistance is measured in ohms.
Definition of: Ridge.
In building; the ridge is the topmost line of the roof often topped with ridge tiles.
Definition of: Ridge tile.
In building; a ridge tile is a preformed angled tile covering the apex of the roof.