Gaps Between Hardi Plank Siding

James hardie does not recommend using caulk or h jointers for the butt joints of hardieplank siding with colorplus technology.

Gaps between hardi plank siding.

Look for the words permanent flexibility or permanently flexible written on the label. 12 hardiplank james hardie warranty claims information tel. Hardie boards should be joined in moderate contact. When james hardie siding products butt into wood based materials a 1 8 gap will allow for expansion and contraction of the wood based product.

When james hardie siding products butt into wood based materials a 1 8 gap will allow for expansion and contraction of the wood based product. 4 42 dissimilar materials. But the siding should never hang below the trim. This is a common mistake and so easy to avid.

James hardie recommends the use of caulks and sealants that remain permanently flexible. James hardie also does not recommend applying caulk to the horizontal overlap between siding planks see figure 2. When installing the first course make. James hardie recommends the use of caulks and sealants that remain permanently flexible.

Flashing installed incorrectly or siding installed without the proper gap between the siding and flashing will both result in water damage and a voided warranty. The bottom of the siding should be kept even with the bottom of the trim or if desired the trim may extend below the bottom of the siding. Gap between the siding and trim. Or directly to minimum 7 16 thick.

Joining hardie boards together is actually very easy but there are a number of ways that contractors get it wrong. Look for the words permanent flexibility or permanently flexible written on the label. Remember that most hardie siding problems are caused by improper installation. James hardie siding is 12 feet long which means that siding on your longer walls will need to join together.

James hardie s seal of approval indicates products recommended for use by james hardie building products circular saw with dust collector circular saw blade with carbide tipped teeth framing requirements. Hardiplank lap siding can be installed over braced wood or steel studs spaced a maximum of 24 o c. Fiber cement should be separated from other materials such as brick stone wood and metal. Joint flashing butt joint horizontal lap treatment june 2014 james hardie does not.

1 8 there should be a gap between dissimilar materials.