How Much Do You Overlap James Hardie Siding

The picture below is a screenshot of the hardieplank hl10 siding that is sold in southern areas of the country.

How much do you overlap james hardie siding. Hardie plank siding is a fiber cement based siding product produced by the james hardie corp. Colorplus technology is a factory applied oven baked finish available on a variety of james hardie siding and trim products. The james hardie company offers fiber cement trim boards in various widths for use as corner trim fascia soffits rakes and batten boards to complete your hardie board installation. The exposure of the board is the amount of the board that is exposed to the elements.

James hardie recommends 6 inch wide flashing that overlaps the course below by 1 inch. You can also call customer service at 1 888 jhardie for your closest sales representative. Nominal widths from 51 4 in to 12 in. Double wall construction single wall construction.

Built from water wood pulp portland cement and fly ash fiber cement siding provides the durability of masonry work while mimicking the look of wood and other materials. However some local building codes may require different size flashing. 3 8 from plank edge leave 1 8 gap between plank and trim then caulk weather resistive barrier plywood or osb sheathing. From the top edge and no closer than 3 8 in.

Your contractor will give you an estimate that includes labor and materials based on your specific project. From the ends of the plank. During my time working for james hardie i very rarely got calls from homeowners that wanted to submit a warranty claim for their hardie siding. Hardieplank lap siding comes in 12 ft.

16 or 24 on center let in bracing weather resistive barrier fastener 1 4 thick lath strip moderate contact or maximum 1 8 gap. Installing hardiplank lap siding measure up from the ground 6 inches plus the width of one plank at a corner and make a mark on both sides of the corner. Fasteners shall be installed between 1 in. Often the minimum amount of overlap is 1 1 1 2.

According to the james hardie website the actual overlap should be 1 1 4 for your hardieboard siding so you actually were close in your estimate. How much does hardieplank lap siding cost. Hardie siding requires a minimum 2 gap from all hard surfaces like decks or rooflines and at least 8 from any soft surfaces like grass dirt or gravel. Create a range of exposures from 4 in to 103 4 in hardieplank lap siding is also available with colorplus technology as one of james hardie s prefinished products.

Joint flashing must be durable waterproof material that does not react with cement products. James hardie prefers and recommends installation of hardieplank lap siding by the blind nailing technique such that fasteners are hidden by the course above.