Construction

Construction

The art, trade, or work of building.

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Construction > Roofing

pratt truss

Construction; Roofing

A truss with alternate vertical and angled members between the chords. They angled members pointing down and towards the center.

pratt girder

Construction; Roofing

A girder or truss with horizontal chords and the diagonal members pointing down and towards the center.

pole plate

Construction; Roofing

A horizontal member, steel or timber, fixed to the face of a wall to which roof framing is fixed. Typically rafters in a lean to type of roof.

polygonal roof

Construction; Roofing

Usually a roof set on a regular polygon with equal hips on all sides. It is seen a a decorative roof used in gardens and parks.

PM flashing

Construction; Roofing

Pressed metal material usually 0.9mm thick in the same finish as the roofing. It is cut to length and width in a guillotine and then shaped in a brake press. The lengths of the ...

plastic roofing

Construction; Roofing

Roofing material made for patios and decks etc. to allow varying amounts of light through the sheeting. Made from synthetic materials, fiberglass, polycarbonate etc.

penetration flashing

Construction; Roofing

Any type of flashing that seals an object that passes through a roof. In particular now associated with proprietary fittings to suit various circular holes in roofs. i.e. vent ...