Product OverviewThe CMP 25141-440-000 8-3/8" Spring-Lock Skimmer Weir is a replacement skimmer door designed to help restore proper skimmer operation. The weir door helps control water flow into the skimmer, improves surface debris collection, and helps prevent leaves and debris from floating back into the pool when the pump shuts off. This replacement weir is ideal when the original skimmer door is cracked, missing, warped, stuck, or no longer moving freely. Ideal ForPool skimmer weir replacementRestoring skimmer door functionImproving surface debris collectionReplacing broken or missing weirsResidential pool maintenancePool service repairsCompatible CMP skimmer applications Key Features8-3/8 inch size designed for compatible skimmer openings requiring this weir dimension Spring-lock design helps secure the weir into compatible skimmer housings Replacement skimmer door helps restore proper flow into the skimmer throat Improves surface skimming by directing floating debris toward the skimmer basket Helps prevent debris return when the pump shuts off or water movement slows CMP replacement part made for compatible Custom Molded Products skimmer applications BenefitsThe CMP Spring-Lock Skimmer Weir helps your skimmer work the way it should by keeping debris moving into the skimmer basket instead of drifting back into the pool. A missing or broken weir can reduce skimming performance and leave leaves, bugs, and surface debris floating around longer. Replacing the weir is a simple repair that can improve pool cleanliness and help the filtration system work more effectively. Specifications Specification Details Brand CMP / Custom Molded Products Product Type Skimmer Weir / Skimmer Door Part Number 25141-440-000 Width 8-3/8 in Style Spring-Lock Application Pool Skimmer Replacement Part Use Surface Skimming / Skimmer Door Replacement Compatible Systems Select CMP Skimmer Applications SKU 25141-440-000 Barcode / UPC 849640002537 Confirm Before OrderingPlease confirm the existing weir size, skimmer model, hinge style, and spring-lock design before ordering. Skimmer weirs can look similar but vary by width, height, hinge type, and mounting style. Installation NoteTurn off the pool pump before removing or installing the weir. Insert the spring-lock ends into the compatible skimmer slots and make sure the weir pivots freely. Verify proper movement before restarting the system. Warranty & CompatibilityCompatibility depends on the exact skimmer model and weir opening size. Installed or used replacement parts may not be returnable. Confirm size and fitment before opening or installing. Customer-Facing Q&A Q: What size is this skimmer weir?A: This is an 8-3/8" spring-lock skimmer weir. Q: What does a skimmer weir do?A: A skimmer weir helps direct floating debris into the skimmer and helps prevent debris from floating back into the pool. Q: Is this a CMP replacement part?A: Yes. This is CMP part number 25141-440-000. Q: Will this fit all skimmers?A: No. Skimmer weirs vary by size and mounting style. Confirm your skimmer model and weir measurements before ordering. Q: When should I replace my skimmer weir?A: Replace it if it is cracked, missing, stuck, warped, or no longer moving freely. Q: Does this require tools to install?A: Most spring-lock weirs are designed for quick installation, but access and fitment depend on the skimmer model.