Replacing Siding Around Windows
The easiest way to replace windows in a home with vinyl siding is to do the job from the interior.
Replacing siding around windows. Instruction on how to install exterior 2x4 trim around a new or old window. As long as the window frame projects at least 1 inch beyond the sheathing it s possible to install your hardie siding right to the window frame leaving 1 8 clearance from the sides and sill and applying a bead of approved colour matched caulking. Mark it on each side of the window allowing an extra 1 4 in. Measure from the locking tab of the siding below to the undersill trim to determine the depth of the notch.
Use a hammer or a drill to take out any nails or screws that are holding the window in place. At the top tuck metal drip cap flashing under the siding and on top of the second layer of wrap. Position the siding to be notched below the window. Lock the notched.
Maneuvering long pieces of vinyl into place can be tricky. Replacing your windows and siding concurrently allows your contractor to precisely set the capping around the window before they put the siding in place. Sand and paint and you re done. Gap on each side for expansion.
Measure the distance from the inside top of the j channel to the locking tab of the course below and subtract 1 4. Place the piece of siding to be installed under the window along the bottom edge and hold it where it will be located. Cutting and installing the siding 1. Apply a bead of caulk to the felt and set the window in the caulk.
Install the trim just under the drip cap. Capping a window correctly is important as this aluminum or vinyl framing helps direct water away from the frame and the interior of your walls. Step 1 measure the old window for dimensions for the replacement window using a tape measure. To replace rotted wood around a window fill any small chips or gaps in the wood with epoxy wood filler.
Measure the window width from jamb to jamb at the top of the window. Next comes another layer of building wrap installed like the first layer.