[Rhodes22-list] Floor Boards

[Rusty Gesner]

Hardiebacker, even the 1/2", is not intended to be used structually
unsupported like that. When used for floors, it must be fully supported.
The only approved unsupported use in in walls, such as for a shower tile
backer board.
 - Rusty
On Fri, Jan 6, 2012 at 12:35 PM, Geoff Farrell
<geoffreylfarrell at gmail.com>wrote:

> The same thing happened to two of my boards, including the one over the
> center board trunk. Stan replaced them with plywood that was heavily coated
> with what I think is polyurethan. These boards feel much stronger and have
> held up well. Geoff
>
> On Fri, Jan 6, 2012 at 2:13 PM, cowie <ccowie at cowieassociates.com> wrote:
>
> >
> > The floor boards in my boat are a bit spongy and the small center panel
> > that
> > is located directly over the center board trunk has cracked.  The
> original
> > material is 1/2" thick HardieBacker® 500 Board that is available in 3'x5'
> > sheets.
> > http://www.jameshardie.com/homeowner/products_backerboard_halfInch.shtml
> <snip>
>