Pitched Roof Roof Structure Terminology

2 1 duo pitched roof.

Pitched roof roof structure terminology.

A horizontal timber beam providing intermediate. The inherent strength and integrity of the triangular form makes the roof a sound structure. Mirrored pairs of rafters meet at a ridge and are connected across the base by a ceiling joist. Often used in attics to add light and a pleasing design to the house.

This truss form is often introduced into domestic housing in conjunction with the conventional duo pitched roof to form an interesting roof line. A roof that has two pitches on each slope. Collar tie also collar beam in profile the framing of a conventional pitched roof forms a triangle. All four sides slope downwards and are all equal in length to form a ridge at the top of the roof.

These roofs often include living accommodation in the roof void. The butt of a shingle is the end that faces down roof. The slope of a roof. A pitched roof is a roof that slopes downwards typically in two parts at an angle from a central ridge but sometimes in one part from one edge to another.

Angle a equals angle b. Part of roof construction. A purlin normally supports the rafters where the two pitches on the same elevation meet. Dormer window a vertical window or opening coming through a sloping roof and usually provided with its own pitched roof.

Angle f equals angle g. A low wall that projects beyond the eves at the edge of a roof. Pitched roofs are constructed in two ways. Cupola a relatively small roofed structure generally set on the ridge or peak of a main roof area.

This is the most common roof shape with equal pitches on either side i e.