The deck drip edge is the lip, or eaves strip, that protects the exterior wall system from water damage. It prevents wood rot and mold growth. Because this drip edge is an essential component of your waterproof deck, it should be installed by professional decking contractors.
Is flashing required on a deck?
“Flashing is required where exterior porches, decks, or stairs attach to a wall or floor assembly of wood frame construction.
Do you need a drip edge?
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.
Why is drip edge important?
Drip edge is metal flashing installed at the edges of the roof to keep water away from your fascia and from getting underneath your roofing components. If your roof doesn’t have drip edge, water gets behind your gutters and rots out both your fascia board and roof decking.
How many types of drip edge are there?
Drip edge can be found on many metal flashings and components that are installed on your roof system, including: Gutter apron. Rake edge flashing.
What kind of flashing do you use for a deck?
Deck flashing creates a barrier to prevent moisture from entering the house in the openings you create when attaching your ledger board connection. You can buy flashing either in roll form or in rigid Z- or L-shaped 10′ sheets made of stainless steel, copper or vinyl material.
When should I flash my deck?
Deck joist flashing tape is used to protect your deck’s substructure – commonly made with traditional lumber – from moisture.
When to Use Deck Joist Flashing Tape
Prevents moisture penetration of joists.Protects the lumber from rot.Extends the life of the deck’s substructure.
Can you add flashing to an existing deck?
To add flashing, first remove the deck board that runs alongside the house. If the boards run diagonally, snap a chalk line 5-1/2 in. from the house, then set the blade in a circular saw to the depth of the decking boards and cut off the board ends. (Replace the cutouts at the end of the job with a 5-1/2-in.
Should you attach decking to the house?
When it comes to building your wooden decking, it is vital that you ensure your deck is completely safe and secure. Wooden decking structures can be attached to your house (or an existing building) using a ledger board or built unattached, as a free standing deck.
Should drip edge be tight to fascia?
A vertical drip edge lip extends down roughly 1 5/8″ and as Steve points out, should not be set tight against the fascia board or water may run behind the gutter and down the fascia, inviting leaks and rot.
Does drip edge go over or under felt?
Installing roof drip edge flashing properly
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.
