Nailing Siding Into Tyvek

Why isn t there any concern about water penetration into the house through the nail holes.

Nailing siding into tyvek.

Next nail the first row of siding into the studs leaving 1 8 gaps at the corner boards to allow for caulking. The problem should be easy to diagnose. But a cap stapler is better. Center joints over studs unless special metal off stud joiners are.

For this reason manufacturers design it to hang loosely on the nails rather than to be tightly nailed like wood siding. As you unroll the sheeting cover any window or door holes then go back and cut them out with a box cutter or utility knife. Apply house wrap up the gables before installing exterior trim even if the attic is not conditioned. Roofing felt seals around the nail after it heats up.

Then unroll the tyvek and secure it with nails every 12 inches along each stud. Nailing vertical siding to osb sheathing ok clapboards at corners or windows may be only nailed into sheathing but only the last 12 or so most of the clapboard is should be nailed into studs. But it is also vapor permeable to allow water vapor to escape when it does get into walls. Blind nailing is preferable to face nailing since any nail heads are hidden by the next row of siding.

Use a cap nailer because slap staples leak. It might work before i hand the siding and trim but after that it s swiss cheese. So when you install wood siding over a tyvek house wrap you take care to flash and seal all penetrations from plumbing hvac and electrical connections to make sure no water can get in. Simply go outside grab the lower edges of a siding course and try to slide it back and forth photo 1.

Tyvek says you can use 4 staples per 9 feet of house wrap if you tape over them an apply the siding right away. It s unlikely that it s going to show much even if the nails do pull loose and they do. Tyvek weather barriers and related products like sealants and flashing tape are used to help create a building envelope system for homes and commercial buildings. Tyvek can reduce air and water infiltration to help prevent drafts and water damage.

Then you riddle it with nail holes when you nail the siding in place. Whether using dupont tyvek homewrap tyvek commercialwrap or dupont tyvek stuccowrap under brick it is important to follow brick manufacturer s guidelines regarding the use of an air space between the brick veneer and sheathing. To install tyvek start by positioning a roll at the first stud on the outside wall leaving a 12 inch overlap around the corner of the house. Typically this space is 1 2 and will act as a drainage plane if incidental moisture were to penetrate the brick.