It is recommended that gutters are placed under or 'behind' the drip edge of your roof. ... If gutters are installed below the drip edge, water can drip behind the gutter and cause damage to the wood supporting the gutter system.

Where should drip edge be installed?

Drip edge is installed around the whole perimeter of the roof. It is used to hold the underlayments down and create a watertight seal around the edge of the roof. Only the face of the metal is seen and is usually just white one to one and half inch stripe located right under the shingles and above the fascia.

Do you have to remove gutters to install drip edge?

The ONLY and VERY IMPORTANT exception is 4” flanged gutter, those should ALWAYS be removed when the roof is stripped. ... Once they are locked on with new, independent drip edge and shingles, they can never be re-pitched, a common maintenance item for gutters.