Friday''s Ask the Experts question from a cleaning professional on the International Custodial Advisors Network
(ICAN) "Ask the Experts"
page: We are having a problem with drain flies in little used drains. I know that part of the problem is organic matter on the sides of the drain. Would a drain line maintainer be the best bet or should we use something that you can drop into the drain that will coat the sides?
There are biological liquids that can be poured into the drain or even some foams that should be very helpful in resolving this problem. The foam would be good for maximum coverage. Companies like ... — Lois Davis, Novozymes Biologicals Inc.
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