Roof Drip Edge Code

Because of how important it is a drip edge is something that any building owner should consider.

Roof drip edge code.

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. This is the classic l shaped drip edge sometimes called l style. It must be nailed 12 o c. Adjacent pieces of drip edge shall be overlapped a minimum of 2 inches 51 mm.

The international code council icc is a non profit organization dedicated to developing model codes and standards used in the design build and compliance process. With fasteners as specified in section r905 2 5. A drip edge must be provided up the gables on top of the underlayment. In the state of florida the florida building code fbc which is applicable to commercial construction and the florida building code residential fbc r which is applicable to one and two family dwellings provide options for the installation of the drip edge.

This drip edge is bent to a 90 degree angle and has a lower flange at the bottom. This profile of drip edge is shaped like a t with a lower flange at the bottom. Drip edges shall extend not less than 1 4 inch 6 4 mm below the roof sheathing and extend up back onto the roof deck not less than 2 inches 51 mm. With fasteners as specified in section r905 2 5.

Sometimes it is called drip metal d metal or t style. Most states in the u s. Drip edges shall be mechanically fastened to the roof deck at not more than 12 inches 305 mm o c. Chimneys must be topped with a metal or stone cap that has a drip edge.

The international codes i codes are the widely accepted comprehensive set of model codes used in the us and abroad to help ensure the engineering of safe sustainable affordable and resilient structures. It must extend on the roof a minimum of two inches and down a minimum of 1 4. Underlayment shall be installed over the drip edge along eaves and under the drip edge along rake edges. Drip edges have been required by the international residential code since the 2012 revision.

With roofing nails down into the roof sheathing. Florida building code on roof drip edge. Have adopted the irc which means that drip edges are required for most buildings in those states. A drip edge shall be provided at eaves and gables of shingle roofs.