Hi Shauna, nice article, I am in Manila another old SEA City, with all the same problems and some. You mentioned venting the sewer gas in your heading, but no mention elsewhere. What have been your main concerns in this area and any remedial actions recommended. Thanks John

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Hi Shauna, nice article, I am in Manila another old SEA City, with all the same problems and some. You mentioned venting the sewer gas in your heading, but no mention elsewhere. What have been your main concerns in this area and any remedial actions recommended. Thanks John