Drip edge overhangs the sides of the roof and has a small metal flange that is bent away from the fascia board.
Roof edge no drip standing seam.
Some of it s benefits.
This is important because a badly positioned drip edge or no drip edge at all can cause overflowing of gutters over front or back.
Roof underlayment requirements over drip edge.
Flat seam roofs used in low no slope areas or areas subject to flooding or standing water typically made from 20 x 28 sheets relative geometry is important fro expansion and contraction sheet use efficiency and wind load.
Roof drip edge is important for proper roof installation to avoid leaks and to give a straight edge to the roof eaves and gable ends.
One reason as to why drip edging is excluded from roofing installation projects is that it is often not part of a roofing bid.
If the gutter is lower than the bottom edge of the drip edge install flashing behind the drip edge and over the back edge of the gutter to remove the gap.
A drip edge provides a neat straight edge to the roof and is positioned so that roof water drips in the middle of gutters along their full length.
If your roof doesn t have drip edge installed we recommend adding it to your roof whenever it is serviced or replaced.
Copper or stainless steel is recommended lock and seal all joints solder joints on slopes less than 3 12.
If the overlap is too short fix it by placing drip edge under the first row of roof shingles and be sure that the exterior edge is reaching over the gutter.
Sometimes a roofing contractor will charge extra drip edge particularly if he is hand cutting and bending the material which does take a little more work time and skill.
How to install drip edge.
Wha drip edge is a metal flashing that is installed at the edges of the roof to help control the flow of water away from the fascia and to protect the underlying roofing components.
Roof drip edge specifications are given here.