Acty Brick (perforated brick)
It is used as a water collecting material for the lower part of slow sand filters and sun-dried floors. Our products meet JIS standards and have excellent water permeability and durability.
● Used as a water collecting material for the lower part of slow sand filters and sun-dried floors.
● Our products satisfy JIS standards and have excellent water permeability and durability.
|Active Rick-21||Active Rick-24||JIS brick quality (4 types)|
|Type||Perforated brick||Perforated brick||–|
|Shape (mm)||210×100×60(JIS compliant)||240×100×60||–|
|Hole size (mm)||12×10||27×9||–|
|Number of holes||32 pieces||24 pieces||–|
|Weight (kg / piece)||About 2.0||About 2.1||–|
|Number used (pieces/m2)||69(Upper 47, lower 22)||58(Upper 42, lower 16)||–|
|Compression strength(N/mm2)||30 more||30 more||30 more|
|Water absorption rate||8% less||8% less||10% less|
Manufactured and quality controlled at a JIS certified factory.
Upon request, we also manufacture products of the specified size.
The number used may vary depending on the shape of the filtration pond. In addition to the above quantity, we recommend about 3% of spare construction.
1-12-11 Tagawakita, Yodogawa-ku,Osaka
Overseas Business Department