Both are easy to maintain. Be sure to have pro to

来源: borisg 于 2009-07-10 08:28:43 [] [博客] [旧帖] [给我悄悄话] 本文已被阅读： 0 次 (104 bytes)
clean the septic tank every 3-4 years for about $300. You save about $300 each year on waste water bill.

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