Browse the photos below to see James Hardie products on real Hardie homes. Im a certified personal trainer with over 10 years of experience. You're now a First Fridays Insider. When adding the flashing, do so in horizontal and vertical directions to give the most thorough protection you can. Take a caulking gun and seal the seams around the window. Landscape Architects & Landscape Designers, Outdoor Lighting & Audio/Visual Specialists, Exterior board and batten-need design help. Installing Exterior Trim Around a Flanged Window | JLC Online The Standard Wood Trim Molding Sizes | Hunker I prefer the casing to slightly proud by at least 1/4. So now I'm leaning towards 3.5" x 1" as that seems like the safer option. The trim should be cut 1/4 inch shorter than the measured length to allow for a 1/4-inch gap between the trim and the window. 4. -Circular saw James Hardie Trim Sizes - Brennan All cut edges must be painted, primed, or caulked, even if the trim is protected by a J-trim. 0000005662 00000 n We decided to use a 4.5-inch angle grinder to cut out the HardiePlank siding so it could accommodate the new trim pieces. How to Replace Wood Window Trim with HardieTrim Boards . APPLICATION: General: James Hardie believes it is good building practice to seal the joints to prevent moisture, such as wind-driven rain and snow, from penetrating the wall cavity. Quality installation. We use a 5/4 board which is a thicker trim and trim first around the windows and doors then install the siding so that it bumps up to the trim instead of the window, this creates a cleaner look and its less likely to create leaks around the window. Get the latest technical bulletins, code and testing info, MSDS sheets and more. As long as the window frame projects at least 1-inch beyond the sheathing, its possible to install your Hardie siding right to the window frame leaving 1/8 clearance from the sides and sill and applying a bead of approved colour matched caulking. She hopes that with all she writes, someone is finding a solution to their home improvement needs. Should corner/frieze be 1" thick like the windows? One of the most important factors to consider when designing a James Hardie siding exterior is how you plan on installing it around your windows and other openings.

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