HZ5™-HardieTrim pg. 23-38
16Pages

23 James Hardie Trim Products Description HARDIETRIM® 5/4, 4/4 Boards HardieTrim® 5/4, 4/4 board is a decorative non-load bearing trim product. HardieTrim® 5/4 board is 25mm (1 in.) thick and HardieTrim® 4/4 board is 3/4 in. thick and both come in 10-ft. lengths. In addition to frieze, fascia, rake, window, door, and corner details, HardieTrim® 5/4, 4/4 board may be used to construct light blocks, column wraps and decorative scroll work. Available in commonly-used nominal widths from 102mm (4 in.) to 305mm (12 in.), HardieTrim® 5/4, 4/4 board comes finished with either the PrimePlus® factory primer and sealer or with ColorPlus® Technology. The ColorPlus® coating is a factory-applied, oven-baked finish available on a variety of James Hardie® siding and trim products. See your local dealer for details and availability of products, colors and accessories. HardieTrim® 5/4, 4/4 Board Smooth ColorPlus® TIP: HardieTrim® 5/4, 4/4 board with ColorPlus® Technology is shipped with a protective laminate slip sheet. James Hardie recommends keeping the protective sheet in place during cutting and fastening to reduce damage to the boards. Remove the protective sheet only after installing the boards and filling the nail holes with a colored touch-up pen. General Product Information Working Safely General Installation Requirements General Fastener Requirements Tools for Cutting and Fastening HardieTrim® Boards/Battens HardieSoffit® Panels HardiePlank® Lap Siding HardieShingle® Siding HardiePanel® Vertical Siding Appendix/ Glossary Finishing and Maintenance

24 Installation of HardieTrim® 5/4, 4/4 Boards Double board outside corners TIP: When pre-assembling exterior corners using HardieTrim® 5/4, 4/4 board, position the finish nailer parallel with the trim 6.3 Single board inside corners Inside corners can be made with either a single HardieTrim® 5/4, 4/4 board in the corner, or with one board on each wall depending on the look desired. 6.4 Keep weather cuts at least 305mm (12 in.) apart on adjacent corner boards. Keep nails at least 25mm (1 in.) from ends and 19mm (3/4 in.) from edges. Water-resistive barrier Angle slopes down and to the...

25 Band board is decorative horizontal trim used to break up the field of siding on a building. Any width HardieTrim® 5/4, 4/4 board can be used for band board depending on the type of detail desired. If installing band board, pay special attention to flashing details and allow for potential shrinkage of solid rim joists in the walls that the band board may be attached to. Caulk between the underside of the band board and the siding below. Do not caulk between the flashing and siding above, and maintain a 6mm (1/4 in.) gap between the two. Also make sure that the water-resistive barrier...

26 6mm (1/4 in.) gap Water-resistive barrier 1/8-in. caulked gap is left between siding and the side trim pieces. Header piece spans the window including the side trim pieces. Side trim pieces go to the top of the window. Bottom trim piece is the width of the window. Starter strip Do not caulk between the siding and the flashing. Flashing Installation of HardieTrim® 5/4, 4/4 Boards Window and door trim Windows and doors must be installed per the manufacturer’s instructions. Window flanges or flashings must be properly installed and lapped correctly under the water-resistive barrier prior to...

27 installing Rake and fascia board For fascia and rake board applications, James Hardie requires that all HardieTrim® products be nailed over a wood or steel subfascia. James Hardie recommends that the fascia be no more than 50mm (2 in.) larger than the subfascia, e.g. over a nominal 50mm x 150mm (2” x 6”) subfascia, install an 203mm (8 in.) fascia board 183mm (7 1/4 in. actual) fascia. On longer fascia runs, join HardieTrim® boards with weather/ bevel cuts. Ledger Fascia Subfascia Rafter tails Sheathed wall drip edge After the fascia is installed, a vinyl, coated aluminum or galvanized...

28 Installation of HardieTrim® Battens GETING STARTED HardieTrim® Battens are intended to be used with HardiePanel® vertical siding to achieve a board and batten look. HardieTrim Battens must be attached to wood or steel backing using an approved fastener from the table below. When installing HardieTrim Battens, determine layout and mark where battens will be attached. To ensure that HardieTrim Battens are installed vertically and parallel to each other, either snap chalk lines or use a level. When attaching battens ensure that fasteners are a minimum of 3/4” from edges, 1” from ends, and a...

29 Installation of HardieTrim® Battens (continued) Horizontal HardieTrim® Batten joints should occur at the same location as horizontal joints in HardiePanel® siding. Treat horizontal HardieTrim Batten joints by using one of the following options: HORIZONTAL JOINT TREATMENT Water-resistive barrier Flashing Upper panel Lower panel Decorative band board Water-resistive barrier Upper panel 1/4-in. Gap Don’t caulk gap between flashing and upper panel. Water-resistive barrier Upper panel Lower panel Lower panel 1 No Horizontal Band-Board 2 Horizontal Band-Board Water-resistive barrier...

30 TR0909_P1/4 4/09 INSTALLATION Fastener Requirements A finish nail is required for installing HardieTrim Battens with ColorPlus® Technology. 50mm (2") minimum 16 ga. finish nails or smooth shank siding nails may be used to attach HardieTrim Battens to wood frame construction. ET&F or equivalent fasteners or screws may be used to attach HardieTrim Battens to steel frame construction. James Hardie recommends using stainless steel finish nails when installing HardieTrim (trim, battens, fascia, etc.) products. Fastening instructions are similar for all applications. Position nails no closer...

31 At the juncture of the roof and vertical surfaces, flashing and counterflashing shall be installed per the roofing manufacturer’s instructions. Part 9.27.2.4 requires a minimum 50mm (2") clearance between the roofing and the bottom edge of the siding and trim. Figure 4 Because of the volume of water that can pour down a sloped roof, one of the most critical flashing details occurs where a roof intersects a sidewall. The roof must be flashed with step flashing. Where the roof terminates, install a kickout to deflect water away from the siding. It is best to install a self-adhering...