The AquaPro AL75 Drain Plug is a replacement plug used with compatible AquaPro equipment. Drain plugs are important service parts that allow water to be drained from the unit during maintenance, winterization, or repair. A missing, cracked, stripped, or leaking plug can prevent the equipment from sealing properly and may lead to unwanted water loss.Use this drain plug when replacing an original plug that is damaged or no longer sealing securely. Always match the part number and equipment model before ordering to help ensure correct thread fit and proper installation. Replacement drain plug for compatible AquaPro AL75 equipment Helps seal the drain port during normal operation Useful for maintenance, repair, or winterization service Recommended when the original plug is cracked, worn, or missing Verify part number 10066-ACC before purchase