- 1 Is drip edge required by code in Indiana?
- 2 Is drip edge required by code?
- 3 When did drip edge become code?
- 4 How many layers of roof can you have in Indiana?
- 5 What building code does Indiana use?
- 6 What is standard roof decking thickness?
- 7 Should shingles hang over the drip edge?
- 8 Do all roofs have a drip edge?
- 9 How much does a drip edge cost?
- 10 What is code for drip edge?
- 11 What is the minimum thickness of roof sheathing?
- 12 Can I put a metal roof over shingles?
- 13 How many times can you reroof a house?
- 14 How many roofs can you put on a house?
Is drip edge required by code in Indiana?
The 2020 Indiana Residential Code regulates ice/water shield and drip edge as follows. Note that R903, R904 and R905. 1 and their respective subsections apply to all roofing types unless indicated otherwise.
Is drip edge required by code?
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.
When did drip edge become code?
CHANGE SUMMARY: A roof drip edge is now required for asphalt shingles. 2012 CODE: R905. 2.8.
How many layers of roof can you have in Indiana?
As mentioned above, homeowners are legally limited to two layer of roof shingles. Therefore, if you already have two layers, you’ll need a full tear-off.
What building code does Indiana use?
The Indiana Building, Fuel Gas, Mechanical and Fire Prevention Codes are based on the 2012 IBC, IFGC, IMC and IFC. The 2020 Indiana Residential Code is based on the 2018 IRC and the 2012 Indiana Plumbing Code is based on the 2006 IPC.
What is standard roof decking thickness?
Sheathing Thickness The typical thickness of roof sheathing is about 7/16-inch, which is just under 1/2-inch.
Should shingles hang over the drip edge?
The edge of the shingles should hang over a roof between an inch and an inch and a half — or between a half inch and three-quarters of an inch if drip edge flashing is installed. Too much overhang and the shingles could blow off in high winds; too little can allow water to seep into rake or fascia boards.
Do all roofs have a drip edge?
The 2012 International Building Code (IBC) requires drip edges for that type of roof. Regardless of the kind of roof you have, we highly recommend installing drip edges. Keep in mind that improper installation of any roofing component can create gaps, rendering any waterproofing solution useless.
How much does a drip edge cost?
The standard drip edge used (aluminum) is going to be around $2.00 a linear foot, including labor to install. If you upgrade to a different metal (steel or copper), it’s going to cost even more.
What is code for drip edge?
The code specifically states that the drip edge shall extend a minimum of ¼-inch (6.4 mm) down the eave and a minimum of 2 inches (51 mm) over the deck. The metal shall overlap a minimum of 2 inches (51 mm) and should be fastened with the appropriate fasteners every 12 inches (305 mm) on center.
What is the minimum thickness of roof sheathing?
Sheathing must be a minimum of 19/32-inch thick. Never affix roof sheathing with staples; 8d ring-shank nails need to be used instead. The normal thickness range for sheathing is 3/8 to 3/4 inch.
Can I put a metal roof over shingles?
In almost every case, the answer is yes, you can lay down a new metal roof over an existing shingle roof. This is one of the many reasons metal roofs keep growing in popularity – their installation doesn’t require completely tearing off the existing roof, which is a time-consuming and expensive job.
How many times can you reroof a house?
In general, this is the recommended replacement schedule based on the material used: Composition Shingles: 12-20 years. Asphalt Shingles: 15-30 years. Wood Shingles: 20-25 years.
How many roofs can you put on a house?
House roofs should never exceed three layers of shingles. Adding additional layers without excavation can save homeowners up to $1,000 in labor. Therefore, layering has advantages. Building and city codes require roofers to limit shingle layers to two.