QA

How Thick Is Hardie Board

HardiePanel vertical siding is 5/16 in. thick and is available in 4×8, 4×9 and 4×10 sizes. Please see your local James Hardie dealer for texture and size availability.

Does Hardie board come in different thicknesses?

5/4, 4/4 HARDIETRIM® BOARDS 5/4, 4/4 HardieTrim® board is a decorative non-load bearing trim product. 5/4 HardieTrim board is 25mm (1 in) thick, 4/4 HardieTrim board is 19mm (¾ in) thick, and both can be purchased in 3,038mm (10 ft) and 3,658mm (12 ft) lengths, based on local availability.

Is Hardie board the same as cement board?

Fiber cement siding is often called “hardiplank” or even “hardie board” named from the most popular brand of fiber cement siding which is manufactured by James Hardie. It is also installed in much the same way as traditional lapboard or wood siding, as it is nailed directly to your home.

How thick is Hardie horizontal siding?

1/4 in. Thickness 1/4 in. Length 48 in. (4 ft.) Height 15.25 in. Exposure 6 in.

What sizes do Hardie planks come in?

HardiePlank lap siding comes in 12-ft. lengths. Nomi- nal widths from 51/4 in. to 12 in. create a range of exposures from 4 in. to 103/4 in.

What thickness Hardibacker should I use?

We recommend 1/4 in HardieBacker® board for floor applications, unless 1/2 in thickness is needed for transition. On existing structures: Ensure subfloor is not damaged. Replace any loose, warped, uneven or damaged sections of floor.

What thickness Hardibacker do I need?

Before you get started, you should determine if your floor is suited to HardieBacker Cement Board. That means you should have a minimum of ⅝” thick exterior grade plywood or 23/32” thick OSB with minimum exposure 1 classification.

Do you need to waterproof Hardie board?

Hardiebacker (James Hardie): the use of a waterproof membrane, vapor barrier or vapor. retarding membrane is optional unless the local building code requires it.

What thickness is cement board?

Sizes. Cement board is most commonly sold in 3 x 5-foot sheets and in thicknesses ranging from 1/4 inch to 5/8 inch. A 3 x 5 panel of 1/4-inch cement board weighs about 30 pounds; a 1/2-inch sheet, 36 to 44 pounds. Larger, 4 x 8-foot panels are also available, but their weight makes them hard to manage for DIYers.

How often do you paint hardiplank?

Hardie Plank is also called fiber cement siding. While it’s far heavier than aluminum, vinyl or wood, it is extremely durable and typically only needs a new paint every ten to twenty years for maintenance. It is one of the best materials and long-term solutions for protecting your home.

Do you leave a gap between Hardie board siding?

Run the siding to the HardieTrim® board leaving a 1/8 in. gap between the siding and trim. 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. But the siding should never hang below the trim.

Are you supposed to caulk hardie siding?

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. Caulking around windows, doors, eaves and trim edges gives added insurance that leaks will not occur.

Should there be a gap between Hardie board siding?

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.

How thick is hardie siding?

HardiePanel vertical siding is 5/16 in. thick and is available in 4×8, 4×9 and 4×10 sizes. Please see your local James Hardie dealer for texture and size availability. HardiePanel vertical siding is available as a prefinished James Hardie® product with ColorPlus® Technology.

How wide is a James Hardie plank siding?

HardiePlank® lap siding comes in 12 ft. lengths. Nominal widths from 5¼ in. to 12 in. create a range of exposures from 4 in. to 10¾ in.

Can you use 1/4 inch cement board on floors?

1/4″ USG Durock® cement board is an ideal substrate for floor and countertop ceramic tile installations. The 1/4″ thickness helps eliminate transition trim when abutting carpet or wood flooring and minimize level variations with other finish materials.

Can you use 1/4 inch Hardibacker walls?

1/4″ hardibacker alone is an unsuitable substrate for shower wall tile. If it were attached to properly waterproofed drywall, plywood, or plaster it would be fine. Think about it, one wayward elbow, knee, or hip bump and you may get flexion which would cause the grout (or tile) to crack.

What is the thinnest Hardie board?

Fiber cement board is available in 1/4-inch and 1/2-inch thicknesses. The 1/4-inch-thick board is typically used on floors and countertops.

Can you use 1/2 inch Hardibacker floors?

Floors. Both 1/4- and1/2-inch cement board are appropriate for floors. To install cement board on floors, cement board manufacturers mandate a 5/8-inch plywood subfloor or OSB underlayment. They also require a 3/4-inch subfloor where tile size exceeds 12 inches.

How thick is tile and thinset?

In most installations, a layer of thinset 3/16 to 1/8-inch thick is sufficient. Too much thinset creates a mess and inhibits proper bonding between the tile and the substrate. For most tiles, apply a layer of thinset 3/16–1/8-inch thick.