Why does polymeric sand keep washing out of pavers?
Heavy rain easily washes polymeric sand out of paver joints when the material fails in layers and peels apart. This prevents the joints from staying locked, forcing homeowners to deal with constant erosion instead of a sealed patio.
What people tried
Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.
- 1Add more sand
- 2Pack the sand in better using a broom and a tamper
- 3Check if the joints are deep enough
- 4Full carve out of areas and redo the polymeric sand
- 5Soft vacuuming the sand
- 6Replacing regular polymeric sand with Polybutadiene Resin Jointing Sand
In their words
Unedited, most upvoted first, each linked to the thread it came from.
“looks like it rained heavy and all the sand just washed out.”source ↗
Wooden_Will_831 · r/Landscaping · 1 upvotes
“You can’t, because poly sand is a scam.”source ↗
LudasGhost · r/Landscaping · 1 upvotes
“Not sure you can at this point. It’s “failing” in layers (peeling).”source ↗
Independent-Bobcat-1 · r/Landscaping · 1 upvotes
Where this came up
People with this problem also raised
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