A skimmer's door is the flap door on the front of your skimmer. The weir has a dual function of preventing excessively debris from clogging the skimmer and acts is a backflow control; preventing water from escaping the skimmer compartment once it enters. The skimmer weir is vital to a properly maintained skimmer assembly.
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InyoPools Product Specialist Dennis R. Posted: 4/24/2016
weir - Do these “U holders” refer to a skimmer weir. If so, which skimmer product?Reply
Anonymous Posted: 4/20/2016
this still does answer my question, do I keep the U holders in place?Reply