Details For Proper Flshing Ov Windows With Vinyl Siding

Install the head flashing.

Details for proper flshing ov windows with vinyl siding. The second half of window flashing occurs once the window unit is secured and squared within the rough. We use a pneumatic nailer on metal flanged windows. Attach the flashing tape above the window and then slip the drip cap into the siding and attach to the tape. Cut the drip cap to the correct size for your window.

For a wood window unit drip cap flashing can be installed over the trim piece often called brick molding that comes with the window or door. From the face of finished stucco and wood siding the window nailing fin is recessed 3 1 4. Over window flange and pan flashing and extend above the head flange. Best practices for successful results vinyl siding installation manual created by the vinyl siding institute vsi this manual includes installation instructions based in part on astm d4756 standard practice for installation of rigid pvc siding and soffit.

Typically flashing a window is a two part process. The first piece of flashing tape is applied across the bottom nailing fin and extends about 4 inches on either side of the fins on the side of the window. Window flashing is installed at the same time as the window unit. Details for flashing recessed windows.

Install the jamb flashing. Snap a chalk line cut out the siding and tack up the ledger board. Nail the bottom flange only. Consult the manufacturer s instructions for the recommended technique for your windows.

Over and beyond the jamb flashing and over the drip cap if installed. To get all the benefits of vinyl siding ensure proper installation. I am looking for some well illustrated details on how to flash an inset window. Fold down the house wrap flap and tape diagonal seams with construction tape.

The impact of a nail gun can crack vinyl easily especially in cold weather. Sometimes with the siding trim and door out of the way a flashing can be slid in between the house and the concrete. Large roof overhangs can provide protection in some cases. Make sure the windowsill is level then nail the bottom flange every 8 in.

Use an old rag to remove any dirt or debris that may be there. The next pieces of tape start at the. The first half of window flashing occurs when you or your builder preps the rough opening for the window s installation. Other times an l flashing over the surface of the concrete and work but keep in mind this can also trap moisture behind the the concrete.

Using a pry bar you will need to remove a layer of siding from above the window you want to install the drip cap on. Drive nails by hand or use galvanized pan head screws when working with vinyl flanged windows. Then slip flashing behind the siding covering the top edge of the ledger. From the face of finished stone veneer the nailing fin is recessed 8 1 2.