1.Made of high-quality ABS plastic, resistant to high or low temperature, It will not deform in a high-temperature environment, is not easy to break in a low-temperature environment. 2.This weir gate assembly model is 7.91" long, 5.03" wide, and 0.73" high, compatible with Pentair Admiral pool and spa skimmer S15 & S20. Replace Part Number: 85001500, 25251-000-500. Please measure your existing skimmer gate first or check your pool skimmer model to sure if this weir door will fit your model before purchase. 3.Installation Tip：Pool Skimmer Weir designed by a professional team, easy to install, the correct way to install the flap is the flat side goes toward the skimmer, and the curved side goes toward the pool. .
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