Drip edge and rake edge are not required by Alberta building code nor by manufacturer specifications on roofing systems; however, virtually every responsible professional roofer in the Alberta roofing marketplace will recommend having it installed. It doesn’t cost much and it serves an important purpose.
Table of Contents
READ ALSO
For new construction, the roof decking shall be minimum 11 mm (7/16”) thick O.S.B. or minimum 12.7 mm (1/2”) thick plywood sheathing. When reroofing, plywood or O.S.B. roof sheathing shall be minimum 10 mm (3/8”) thick.
Thereof, What is the lowest pitch a roof can have?
The smallest pitch of a roof is 1/4:12, which translates to 1/4 inch rise to 12 inches of run. Such a small pitch can only work with built-up roofing or specialized synthetic roofing.
Also to know is, Is ice and water shield required by code in Alberta? This code implies that ice and water shield—eaves flashing—is required for installation on all heated, steep-slope structures (exception is unheated structures) in colder climates. The eaves flashing shall be installed from the end of the deck to a minimum of 24 inches up the slope.
Subsequently, question is, Are drip edges required? Without a drip edge, water may end up beneath the shingles and may cause damage to various parts of the home. Though your home may not have originally had a drip edge installed, drip edges are now required by most building codes across North America to protect homes from damage.
Also, When did drip edge become code?
January 1, 2014
Is drip edge required by code in GA?
The drip edge code is a mandatory building code enacted as part of 2014 changes to the Georgia State Minimum Standard Residential Code. It requires that roofing contractors install drip edge flashing along the edge of any roof between the decking and fascia along eaves and gables.
What is the latest Alberta Building Code?
The following codes in the building discipline are currently in force: National Building Code – 2019 Alberta Edition. National Energy Code of Canada for Buildings 2017.
What model building codes are currently available for adoption in the United States and Canada?
What model building code is currently available for adoption in the United States and Canada? The model code for all government agencies is provided by the International Building Code (IBC).
What building code does Canada use?
The National Building Code of Canada is the model building code of Canada. It is issued by the National Research Council of Canada. As a model code, it has no legal status until it is adopted by a jurisdiction that regulates construction.
Is drip edge a code requirement?
The IRC now requires a drip edge for all asphalt roof installations and provides direction for its proper installation. Underlayment must lap over the drip edge at the eaves. At the rake edges (the sloped edges that are referred to as “gables” in the code text), the drip edge must be installed over the underlayment.
What building code does Texas use?
The building codes of Texas adopt the the International Building Code 2015 (IBC 2015), International Residential Code 2015 (IRC 2015), International Fuel Gas Code 2015 (IFGC 2015), International Mechanical Code 2015 (IMC 2015), International Plumbing Code 2015 (IPC 2015), International Energy Conservation Code 2015 ( …
What size drip edge should I use?
I usually select drip edges with at least a 4-inch roof leg along the eaves edge and a 2-inch leg along rakes. The code calls for the fascia/rake leg to extend 1/4 inch below the roof sheathing and the Fortified Home guides call for 1/2 inch. But I like to use drip edge with at least a 1-inch fascia/rake leg.
Is drip edge required by code in NJ?
While a drip edge was not always necessary by law, a drip edge roof installation is now required by the International Residential Code (IRC) since 2012.
Where is ice and water shield required?
Where Should Ice and Water Protector be Applied? Most commonly, roofing professionals install ice and water protector on eaves, rake edges, overhangs and valleys, as they are most vulnerable to ice dams and wind-driven rain.
How should drip edge be installed?
Install roof drip edge along the eaves, add underlayment, then place drip edge along the gable end. The best way is to install the roof drip edge only along the eaves first, then place ice-and-water barrier (in the snowbelt) or felt paper (underlayment) over the drip edge.
Where do you nail drip edge?
Nail the drip edge to the roof deck with minimum 12-gage roofing nails spaced 8 to 10-inches on center and 1-½ to 3-inches from the edge of the sheathing. Adjacent drip edge pieces should be lapped minimum 2 inches. Asphalt shingles should overhang the exterior edge of the drip edge by ¼ to ¾-inch.
Does drip edge go over fascia?
The correct placement of a roof drip edge is on top of the roof’s exterior cover directly between the sheathing and the fascia board, which forms a drainage gap between the drip edge and the fascia board. As a result, the drainage improves water flow and protects the roof from potential water damage.
Don’t forget to share this post 💖
References and Further Readings :
