What is roof to wall intersection?
Roof to Wall Intersection: Much like it sounds, this is an area where a roof plane meets a wall of the home. This can be either a sidewall connection or a headwall connection. When looking at a roof dormer, the sidewall would be on each side of the dormer and the head wall would be along the bottom of the dormer.
What is the gable end of a roof?
Gable end: The gable end of the roof is the edge of a roof above the gable.
What is the most commonly used underlayment for a roof?
Felt: This is the most commonly used underlayment for most roof systems. Today, more and more roofs are being installed with a synthetic felt or self-adhering underlayment.
What is fascia metal?
If your home has vinyl siding and soffit, you’ll most likely have a fascia covering which is often called fascia metal and is generally made from aluminum trim coil with a wood grain texture, colored PVC coating. Felt: This is the most commonly used underlayment for most roof systems.
What is sidewall flashing?
Sidewall: One of the walls used in roof flashing, specifically in base and step flashing. Sidewalls are vertical walls intersecting with the roof deck surface. It connects the edges of a sloping roof deck. Counterflashing: Flashing that is embedded into or sealed against a wall or other vertical structure and is lapped down and over ...
What is the eaves of a house?
Eave: Where the roof hangs over the edge of the exterior wall. Fascia Board: Generally a 1” x 6” Pine board which covers the ends of the rafters. Oftentimes, the fascia board may have a sub-fascia which is typically a 2×4 or 2×6 pine board. If your home has vinyl siding and soffit, you’ll most likely have a fascia covering which is often called ...
What is counter flashing?
Counterflashing: Flashing that is embedded into or sealed against a wall or other vertical structure and is lapped down and over the wall flashing.
What is the horizontal underside of a roof overhang?
Soffit. A soffit is the horizontal underside of a roof overhang, an archway, a staircase, a ceiling, or a similar architectural component. A little more trivia: From the Italian “soffitta” for under and “figgere,” to fix, the word “soffit” dates back to the days of early Palladian architecture.
What is a roof rafter?
Roof rafters are the main supports of a roof. Lisa S. / Shutterstock.com
What is a wood deck that is glued to the roof rafters called?
Carpenters nail plywood deck (sheathing) to the roof rafters—in this case, a series of roof trusses. TFoxFoto / Shutterstock.com
What is the thicker end of a shingle?
Here is a closer look at common roofing terms: The exposed end of a shingle. With wood shingles or shakes, this is the thicker end. The butt of a shingle is the end that faces ...
What is the ratio of a roof's rise to each foot of run?
Roof slope is expressed as the ratio of a roof’s rise (vertical distance) to each foot of run (horizontal distance). A “4-in-12 pitch” means the roof rises 4 inches for every 12 inches of horizontal distance. The word “pitch” was first used in the early 17th century to denote “the highest point.”.
How many inches does a roof slope?
A roof’s slope is the number of inches it rises for every 12 inches of horizontal “run.”. A roof with a “4-in-12 slope” rises 4 inches for every 12 inches of horizontal run. The same roof has a 4/12—or 1/3—pitch. The terms “pitch” and “slope” are simply two different ways of expressing the same measurement.
Where is the ridge board on a roof?
The ridge is the peak where two sloped roof sections meet. Part of a roof’s frame, a ridge board runs horizontally along the peak of a sloped roof. Essentially the spine of a conventional stick-framed roof, the ridge board is sandwiched between the meeting ends of the roof rafters.
What is a gable roof?
Gable Roof – A gable roof has two upward sloping sides that meet in middle at the ridge. To be a true gable, both sides must slope at the same angle. Viewed from the end, the shape of a gable roof appears as a symmetrical triangle. Gable roofs are the most common style of roof in the United States. They are popular in areas that receive substantial snowfall.
What is decking on a roof?
Deck – Roof decking is the solid sheeting which shingles are secured to the rafters or trusses.
What type of flashing ties the roof off properly to the plumbing vent pipe?
Plumbing Vent Pipe Flashing – This type of flashing ties the roof off properly to the plumbing vent pipe.
Why vent a roof?
Roof Vent – A properly vented roof is vital to the performance of the insulation and the roofing system itself. An improperly or inadequately vented roof can lead to condensation on the underside of the roof. This condensation can cause the roof structure to rot and can drip into the insulation, ruining it and causing mold.
What is a vent in plumbing?
Plumbing Vent – Vent pipes are a vital part of a plumbing system. Most importantly it cancels out any siphon or vacuum caused by the moving water. Vent pipes usually come out of most homes by roof departure and keep all the sewer smells circulating out of the your home.
What type of vent is wind driven?
Turbines – This type of vent is wind driven, and stands taller than a low profile attic vents. It is usually a larger hole dimension in the attic, still letting the attic breathe, keeping heat out in the summer and condensation out during the winter.
What is a roof jack?
Roof Jack – A roof jack is a metal bracket. It is used when shingling a roof. You would place a roof jack against a completed section of shingles and nail it in place. Put an opposing jack in line with the original one and nail down. Now you can place a board across the jacks to keep you or tools from slipping. The board is used as a brace.
What is a combination roof?
Combination roofs are common on larger suburban homes and homes with different sections. Sometimes you’ll see a hip roof combined with a gable roof, or a multi-gable roof. Combination roof shapes are also common when a house has been added onto.
What is a clipped roof?
All the bottom edges of the roof will appear straight and horizontal. Clipped Gable. This is a combination of a gable and hip roof. Most of the roof will look like a classic gable, but with an additional sloped part at the top that appears to be clipping the gable.
What is a gable roof?
It’s likely you have at least one of these on your home, shed or garage. The gable refers to the classic triangular wall shape where 2 sloping roof sides meet at a peak. The two sides of the roof are connected along the top ridge and each slope downward.
What is the edge of a gable wall?
Rake – This is the outermost edge of the roof on a gable wall end. It runs from the ridge/peak to the end/eave.
Why is a roof important?
Each roof is a bit different, sometimes for aesthetics but also for functional reasons. Most roofs are pitched, which means they slope downward so that rain and debris can flow off of it. A roof’s pitch refers to the amount of slope, or vertical rise divided by horizontal span.
Why is it important to keep your roof cool in winter?
It also helps to prevent ice dams and icicles from forming, because snow melt can happen more naturally. Ice dams occur when the snow melts from the bottom of the snow pack and freezes at the edges of the roof. This creates a dam insulated by a top layer of snow. When there is an ice dam, water is stopped from flowing off the roof and water can seep in and cause damage. Naturally melting snow will start from the top, normally due to sun and warmer temperatures. When it melts naturally, it’s able to flow nicely off the roof. A cooler attic & roof in the winter is a very good thing!
Why do roofs need ventilation?
In the winter, roof ventilation helps to normalize temperatures with the outdoors. It may seem odd at first, “why would anyone want their roof to be cool in winter?”.
