How To Use Flashing Tape On Windows
How to Install Flashing Around Windows and Doors to Protect Against Leaks
Protect your dwelling house from the elements with the correct kind of waterproofing. This guide walks you through the different types of flashing material and how to install it effectually windows and doors.
Flashing refers to thin sheets of cloth installed effectually a domicile's exterior to prevent water from seeping inside. Helping to directly water down and abroad from your abode, this waterproofing technique is especially important to use on roofs and around windows and doors. In many areas, it is acceptable to just install building wrap and pieces of drip-cap flashing over the tops of windows and doors. However, some manufacturers and building codes call for more elaborate flashings to protect the sheathing, studs, and interior walls. Whether you lot are installing new windows and doors or calculation siding to existing units, cheque your local codes first, so follow these instructions for how to install flashings that provide maximum protection against moisture.
Types of Flashing
Flashing helps prevent whatsoever moisture (which can collect due to condensation or small gaps in the siding) that flows downward from infiltrating behind the house wrap where it tin exercise damage. Therefore, the upper piece of wrap or flashing should e'er overlap whatsoever lower pieces.
The type and location of the flashings volition vary depending on the blazon of windows and doors. If you accept vinyl- or metal-flanged windows, for case, you tin can install drip-cap flashing ($79, The Home Depot) over the window itself or over the meridian trim piece that y'all install. For a wood window unit, drip-cap flashing can exist installed over the trim piece (oftentimes called brick molding) that comes with the window or door. Consult the manufacturer'due south instructions for the recommended technique for your windows.
In add-on to metal flashing, self-agglutinative flashings, similar to waterproof shingle underlayment (WSU) sheets used for roofing edges, are often applied effectually window or door openings. If you are installing a new unit, the cocky-adhesive flashing ($xc, The Dwelling house Depot) will cover the inside of the framing as well as the capsule. If the window already exists, the cocky-agglutinative flashing volition probable cover the sheathing and whatever window flanges simply. In improver, cocky-adhesive flashing is sometimes installed at wall corners where information technology can be attached over the building wrap. Consult manufacturer'due south instructions, your local edifice section, or a professional siding installer who works in your expanse to brand certain you're installing the flashing correctly.
How to Install Flashing Around a Window
When you install a window in new construction, the building wrap overlaps the self-adhesive flashing. In a remodeling chore, apply cocky-adhesive flashing strips in this order: forth the bottom, then the sides, then the top. And so add pocket-size pieces of flashing over the gaps at the corners.
How to Install Flashing with Felt or Building Paper
In this system, get-go staple felt or building paper to the sheathing, with the top pieces overlapping the lower pieces. Use a bead of caulk to the felt and set the window in the caulk. Next comes another layer of building wrap, installed like the starting time layer. At the elevation, tuck metal drip-cap flashing under the siding and on tiptop of the second layer of wrap. Install the trim just under the drip cap.
How to Install Flashing Around a Patio Door
When sealing a patio door, bank check the manufacturer'due south instructions and be sure to follow the directions carefully. To install the flashing, cut pieces of edifice paper and cocky-adhesive flashing to fit and install them in the correct club (bottom, sides, top) around the opening. This helps ensure water has no chance to seep behind and damage the sheathing.
Source: https://www.bhg.com/home-improvement/exteriors/siding/how-to-install-flashing-around-windows-and-doors/
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