Carefully lift the backerboard panel into the tub area and set it on several shims placed about a foot apart to maintain a 1 4 inch gap between the board and tub.
How to put up backer board siding.
1 determine layout of hardiebacker cement board install smooth side up.
Install hardiebacker boards perpendicular to subfloor panels.
Traditionally board and batten siding starts with wide vertical planks boards which are then joined together by thin vertical strips battens to cover the seams.
Homesteaders and farmers would use sawmills to cut the long boards and the battens were put in place to make the structure as airtight as possible.
One conractor will install 3 8 green guard insulation backerboard over the sheathing the other will wrap the sheathing with tyvek then apply 3 4 dow high performance insulation over the tyvek not sure if the 3 4 is a typo since i thought that that product came in 1 4 and 3 8.
Do not align hardiebacker board joints with subfloor joints never allow all four corners of boards to meet at one point.
Lightly butt the board joints.
Leave a small gap at butt joints and fill with caulk.
Install flashing at all end joints where two pieces of siding butt together.
Stagger all hardiebacker board joints.
Proper way to install backer board in tub area no matter what the board is made of it should not sit on top of the tub flange.
Install blocking for future grab bars while the walls are open.
Watch this to learn how to install hardieplank james hardie s world famous fiber cement lap siding.
Cement board makes manufactured stone installation a fairly straightforward task.
If hand nailing fiber cement siding use hot dipped galvanized nails and drive the nails into the wall studs.
All the insider information on how to build and waterproof a.
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Cement board is a cementitious backer board that is often used for tile application but also serves to offer a strong bonding surface for other masonry products like manufactured stone veneer.
When the bathtub is installe.
Be sure the flashing overlaps the siding course below.
The fasteners should be flush with the surface.