How To Cut House Wrap Around Windows And Doors

How to install house wrap and window flashing using ipg s novawrap aspire building wrap and novaflash self adhered window flashing.

How to cut house wrap around windows and doors.

Release the top flap in the house wrap and fold it over the top flange. The most important part of weatherproofing begins before the window goes in. Insert the window in the opening plumb and level. Next cut the house wrap in the upper corners on a small 45 degree angle.

When remodeling the exterior of a home the correct application of house wrap around the existing windows and doors is particularly critical to preventing moisture and air intrusion and ensuring an energy efficient durable and healthy home. The base blocks should be about 3 8 in. Wider than the casings. Wrap first cut later.

Then your can apply caulking around the top and sides of the rough opening. Only the factory approved brand should be used whether it be tyvek or typar. Use flashing tape to cover the flange sealing the flange to the house wrap and then apply a piece of tape along the top flange. Greater than the height of the baseboard you re planning to install.

Cut out doors in a capital i shape. Important they sliced the wrap above the window and installed the top piece over the window s nailing flange. Tape the 45 degree cuts with contractor tape. Door and window trim them if necessary.

Cut from the corners of the door openings to each corner of the i with the top and bottom of the i located approximately 8 inches 20 32 cm above and below the door opening. Tape the wrap out of the way to caulk and install the window. The house wrap is slippery material and using the wrong tape on the seams can lead to failure. For this opening i m going to cut what i call an upside down wine glass.

Intertape polymer group i. Then fold in the sides of the house wrap but leave the top flap alone. The easiest way to apply house wrap is to go right over the window and door rough openings. Cut an opening for the doors shaped like a capital i including the top and bottom horizontal bars of the letter.

The height of the base blocks should be about 1 in. When properly installed house wrap protects a home against air and water leaks. This cut should just be enough to easily fit the window flange under. After the house wrap is cut tuck the bottom flap into the house and install sill flashing.