{"product_id":"nipponasia-gp876851-mixer-cap-pressure-balancing-kit-for-kohler-k-304-k-11748-includes-gp800820-gp77759-black","title":"nipponAsia GP876851 Mixer Cap + Pressure-Balancing Kit for Kohler K-304\/K-11748 — Includes GP800820 \u0026 GP77759 (Black)","description":"\u003cdiv\u003e\n  \u003ch2\u003eOverview\u003c\/h2\u003e\n  \u003cp\u003eUpgrade your Kohler shower with the nipponAsia GP876851 Mixer Cap and Pressure-Balancing Unit Kit. This replacement set is designed for Kohler valve platforms K-304 and K-11748, bundling essential parts to help you regain consistent water temperature and steadier pressure without guesswork.\u003c\/p\u003e\n  \u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eGP876851 mixer cap\u003c\/li\u003e\n    \u003cli\u003eGP800820 cartridge\u003c\/li\u003e\n    \u003cli\u003eGP77759 pressure-balancing unit\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eNote: The O-ring installation requires placing it flat in the groove, and the cartridge should be inserted without rotating. This helps prevent misalignment and leaks during operation.\u003c\/p\u003e\n  \u003ch2\u003eDesign and Build Quality\u003c\/h2\u003e\n  \u003cp\u003eEngineered for regular bathroom use, the kit combines robust components with a modern black finish that mirrors contemporary fixtures. Tight tolerances and corrosion-resistant materials work together to support long-term performance in a demanding shower environment.\u003c\/p\u003e\n  \u003ch2\u003eInstallation at a Glance\u003c\/h2\u003e\n  \u003cp\u003eDesigned for compatibility with Kohler K-304 and K-11748 valves, the kit offers a straightforward retrofit path. The included GP800820 cartridge and GP77759 mixer cap are selected to align with common Kohler configurations, helping simplify replacement for both DIY enthusiasts and professionals.\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eInspect and prepare the valve area before starting.\u003c\/li\u003e\n    \u003cli\u003ePlace the O-ring flat in its groove; do not rotate the cartridge during seating.\u003c\/li\u003e\n    \u003cli\u003eInstall the GP800820 cartridge and GP77759 mixer cap, then test for leaks and temperature response.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003ch2\u003eWhy this Kit Matters\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eTemperature control: The combination helps mitigate sudden shifts between hot and cold water for a steadier shower feel.\u003c\/li\u003e\n    \u003cli\u003ePressure balancing: It can moderate pressure changes when other fixtures in the home are drawing water, enhancing comfort.\u003c\/li\u003e\n    \u003cli\u003eLeak prevention: Proper installation supports a tighter seal and reduces drips after replacement.\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003ch2\u003eCompatibility and Aesthetics\u003c\/h2\u003e\n  \u003cp\u003eThe kit is compatible with Kohler shower valves on the K-304 and K-11748 platforms, and the sleek black finish complements modern bathroom hardware for a cohesive look after installation.\u003c\/p\u003e\n  \u003ch2\u003eReal-world Scenarios\u003c\/h2\u003e\n  \u003cp\u003eHomeowners updating older Kohler valve assemblies may notice improved operation and quieter performance after installing the GP876851 kit. Results can vary by installation and existing plumbing, but the kit is designed to support reliable valve function and user comfort.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is included in the GP876851 kit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The kit includes GP800820 cartridge and GP77759 mixer cap, plus guidance for correct O-ring placement.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this kit compatible with Kohler shower valves K-304 and K-11748?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it supports Kohler K-304 and K-11748 platforms, with components designed for retrofit replacement.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"nipponAsia","offers":[{"title":"Default Title","offer_id":53085027270767,"sku":"B08P1J3M2Q","price":46.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0598\/3087\/files\/nipponasia-gp876851-mixer-cap.jpg?v=1778611870","url":"https:\/\/taskholt.com\/products\/nipponasia-gp876851-mixer-cap-pressure-balancing-kit-for-kohler-k-304-k-11748-includes-gp800820-gp77759-black","provider":"TaskHolt","version":"1.0","type":"link"}