Mono Pitch Roof Framing

The total rise is 12 inches or 1 foot and the span is 4 feet so the pitch would be 1 4 or a quarter pitch roof.

Mono pitch roof framing.

Which is equal to 1 4 or 1 3 the total span of the building not counting any overhang. Roof plane bracing and roof space bracing as alternatives. Also in pairs with their high ends abutting on extremely long spans with a support underneath the high end. While the gabled roof is always pitched in two directions the mono pitch always slants in a single direction.

Figure 1 monopitch roof with full height braced walls. The greater the roof s pitch the better it will shed snow ice and rain. For instance a 4 12 pitch denotes. Mono pitched roofs are also known by the names of skillion roofs shed roofs pent roof and lean to roof.

How to scribe mono pitch roof rafters. Mono used where the roof is required to slope only in one direction. This is the low end we ve extended this end up however as i said in our previous video this is not the best practice. Ceiling support framing and dwangs omitted for clarity.

Here s my top plate as you can see. Select an angle of slope away from a house into an area with good drainage and complementary to an existing house or other building. It is also easier to insulate a roof with a greater pitch. Pitch also has its own denotation determined by the rise in inches in 12 inches.

This is the distance between trusses. Fascia board fascia board top plate. Measure the outline of the structure to be roofed with a tape measure or get dimensions from a house plan. They differ considerably from the conventional gabled roofs in shape and construction.

Scissors provides a cathedral or vaulted ceiling. The standard roof truss spacing is 2. Common truss configurations for the most widely designed roof shapes. In this video i just want to quickly show you how you can mark out the position of your birdsmouth on a skillion or flat or what else they call a mono slope mono pitch roof.

A sub variation of the mono pitch is known as saw tooth as pictured below. The minimum roof pitch is 1 8 inch rise per foot of span. Pitch can vary a great deal from a shallow slope up to a very steep pitch. You will also incur additional costs because it is much harder to deck and shingle a roof that is 12 12 pitch versus a 4 12 roof.

Step 1 use prefabricated mono trusses for the easiest and best framing on a single slope roof. Back then local lumberyards stocked mono slope ridge flashing that looked like oversized drip edge. Homes with a mono pitch roof are usually designed with large windows or multiple windows to take advantage of natural light. Pitch for a gable roof the most common is generally 1 4 or 1 3.