2 Slope Roof

The slope of the roof on this modern pond side house allows the solar panels to take in as much energy as possible and lets rain water fall back into the pond to help with drainage around the house.

2 slope roof.

The picture below shows the pitch of a 7 12 roof slope meaning that for 12 of horizontal measurement roof run the vertical measurement roof rise is 7. Photography by marc lamkin. Thus pitch is typically greater in areas of high rain or snowfall. Holly smith architects designed this louisiana home.

The maths behind this number is that it is the square root of rise run 2 1. This means for every 12 horizontal units the roof must rise a minimum of one fourth vertical unit. A roof similar to a mansard but sloped in one direction rather than both. An element of the second empire architectural style mansard style in the u s.

Simply put it s a shallow roof. Arctan 3 12 14 0 the primary purpose of pitching a roof is to redirect water and snow. Built up roofs must have a design roof slope of 1 4 12 or greater 2 slope. The steep slope may be curved.

Finding the right products for your low slope roof. This measurement is best done on a bare roof because curled up roofing shingles will impair your measurement. Definitions vary on when a roof is considered pitched. Generally such roofs have a pitch ranging from 1 2 12 to 2 12.

Coal tar built up roofs however can have a design roof slope of 1 8 12 1 percent but no less. Larger flat roofed applications low slope such as residential condominium complexes row homes and town houses and smaller applications such as residential porch and garage transitions from the main home where the slope of the roof changes dramatically. In degrees 10 2 in 12 or 1 in 6 is considered a minimum. The exact roof slope in degrees is given by the arctangent.

Conventional roofs are the easiest to construct and you can walk on them safely. That means the roof doesn t shed water as easily as steeper roofs which is why choosing the right type of roofing material is so important. Low pitched roofs are generally difficult to maintain and you need special materials to prevent leaks. These roofs have a pitch less than 4 12.

A roof with the pitch divided into a shallow slope above a steeper slope.