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Posted by RicodJour on June 19, 2007, 1:46 pm
> The patio blocks around our pool are uneven due to roots and 30 years
> of wear.
>
> I am planning to pick them up, relevel and rescreed and re-lay them.
>
> They were originally put down with 3/8" mortared joints (probably dry
> mortar mix and misted).
>
> I was wondering how much difference there would be in water intrusion
> through the pavers if I put them back without the mortar. I've found
> that a handheld air hammer will take the old mortar off very cleanly.
> I'm thinking that might even be a little more watertight than if the
> mortar joints crack.
>
> I need this job to last about 3 or 4 years. My plan is to replace the
> pavers, then paint over them with an acrylic paint with nonskid.
>
> I can recalc the size to make up for the loss of the mortar joints.
>
> Also, I had thought of putting plastic under the sand or perhaps
> between the sand and the pavers but that seems like it might cause
> problems.
>
> One final question. I'm assuming that 1/4 inch per foot would be
> sufficient. There are parts where it's about 1" in 1 foot right now.
>
> Thanks, I'd really appreciate any input.
No mortar at all would be tighter than cracked mortar....? Howzat
supposed to work?
Easiest thing is to use some of the modified paver sand that sets up -
or add the additive to regular sand. BTW, the white play sand that is
used in kids' sandboxes packs a lot tighter than the normal mason's
sand.
R
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