Installation Manual - CertainTeed
Installation Manual - CertainTeed
Installation Manual - CertainTeed
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<strong>CertainTeed</strong> WeatherBoards Fiber Cement Siding <strong>Installation</strong> <strong>Manual</strong><br />
Top 10 Fiber Cement <strong>Installation</strong> Tips<br />
4<br />
1<br />
Before You<br />
Begin<br />
2<br />
Storage &<br />
Handling<br />
3<br />
Flashing<br />
4<br />
Sheathing<br />
& Wraps<br />
5<br />
Fasteners<br />
6<br />
Clearances<br />
DO DON’T<br />
XXReview this manual in its entirety and all applicable<br />
building codes prior to installation.<br />
XXWear appropriate safety equipment —dust mask<br />
or respirator, eye protection, hard hat, and cutresistant<br />
gloves as appropriate.<br />
XXKeep siding covered, off the ground on a clean,<br />
flat, and level surface that is protected from direct<br />
exposure to weather.<br />
XXCarry lap siding by its narrow edge.<br />
XXUse durable, non-corrosive flashing that is nonreactive<br />
with fiber cement.<br />
XXMaintain 1/4" clearance between the bottom of the<br />
fiber cement and horizontal flashing.<br />
XXInstall lap siding and vertical siding to structural<br />
framing when using non-structural sheathing,<br />
builder board, foam-type sheathings, and<br />
gypsum board.<br />
XXSee the recommendations on page 22 before<br />
installing fiber cement siding over Structural<br />
Insulated Panels thicker than 1".<br />
XXInstall Individual Shakes over wall construction<br />
with framing spaced no more than 24" o.c. and a<br />
minimum of 7/16" OSB or 1/2" plywood sheathing.<br />
XXApply siding over a weather-resistant barrier in<br />
accordance with local building code. <strong>CertainTeed</strong><br />
CertaWrap qualifies as a weather-resistant barrier<br />
that meets local building code requirements.<br />
XXUse non-corrosive, double hot-dipped galvanized<br />
or stainless steel nails.<br />
XXHold back siding a minimum of 6" above the<br />
finished grade.<br />
XXAllow a minimum of 1"–2" above roof lines,<br />
porches, decks, etc.<br />
XXLeave 1/8" gap between siding and trim<br />
surrounding windows and doors.<br />
XXDo not install questionable product. If<br />
you have questions about the product,<br />
contact <strong>CertainTeed</strong> Consumer<br />
Service Group at 800-999-3654.<br />
XXDo not install wet siding.<br />
XXDo not use uncoated aluminum or<br />
metal materials.<br />
XXDo not caulk “Z” flashing at horizontal<br />
openings.<br />
XXDo not fasten fiber cement siding<br />
over non-structural sheathing<br />
thicker than 1" without re-establishing<br />
a structural fastening surface.<br />
XXDo not use D-head nails, staples,<br />
finishing nails and/or construction<br />
adhesives to install fiber<br />
cement siding.<br />
XXDo not install fiber cement directly<br />
in contact with surfaces that collect<br />
water.<br />
XXDo not install fiber cement products<br />
tight against trim.
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