CONCRETE POROUS PIPES, E-RETE Malaya
The use of E-RETE Concrete Porous Pipes for under drainage is a great advantage in both efficiency and economy. Their strengths are much greater than the ordinary clay subsoil pipes, and INCREASE WITH AGE, remaining unaffected by the absorption of moisture.
The unique property of concrete porous pipes is that infiltration of water takes place over [...]

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