{"product_id":"kohler-silent-fill-toilet-valve-kit-gp1138930-adjustable-fill-rate-inserts","title":"KOHLER Silent Fill Toilet Valve Kit GP1138930 – Adjustable Fill-Rate Inserts","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eUpgrade your toilet performance with the KOHLER Silent Fill Toilet Valve Kit GP1138930. As a genuine KOHLER part designed by engineers, this kit aims to preserve original tank behavior while delivering a calmer, more consistent refill. It is built to pair with Kohler Class 5 toilets, helping restore efficient operation without the disruptive sounds common to older setups.\u003c\/p\u003e\u003cp\u003eSilent Fill Technology stands at the center of this kit, providing a gracious refill that minimizes nighttime and morning noise. In addition, the set includes multiple fill-rate inserts, enabling you to tailor how quickly the tank refills. That flexibility supports a balance between dependable performance and thoughtful water use, so you can adapt the system to your home and preferences without guessing at the right settings.\u003c\/p\u003e\u003ch3\u003eKey Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eQuiet tank refill reduces disturbance during flush cycles\u003c\/li\u003e\n\u003cli\u003eAdjustable fill-rate inserts offer flexible performance and water-management control\u003c\/li\u003e\n\u003cli\u003eGenuine KOHLER PART designed to sustain original toilet performance\u003c\/li\u003e\n\u003cli\u003eClass 5 compatibility supports a reliable match with compatible Kohler models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility and Maintenance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned for Kohler Class 5 toilets; confirm shank color to ensure correct part\u003c\/li\u003e\n\u003cli\u003eIf shank color is grey, this GP1138930 part applies; if black, GP1083167 is recommended\u003c\/li\u003e\n\u003cli\u003eCap color may vary; avoid abrasive cleaners to protect surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhat’s Included and How It Helps\u003c\/h3\u003e\u003cp\u003eThe kit ships with multiple fill-rate inserts to optimize the refill sequence for your unit, supporting steady performance and opportunities to conserve water without changing the fundamental flush behavior.\u003c\/p\u003e\u003cp\u003eIn everyday use, you may notice a calmer refilling phase after a flush, and you can adjust the inserts to suit your home’s water pressure and rinse cycles. This is a genuine part intended to restore intended performance and align with Kohler’s Class 5 design language, while remaining compatible with modern bathroom aesthetics.\u003c\/p\u003e\u003ch3\u003eHow It Works\u003c\/h3\u003e\u003cp\u003eThe adjustable inserts control the refill flow, letting you fine-tune fill speed to your toilet’s needs. Start with a baseline setting and gradually adapt to achieve the balance you prefer for quiet operation and efficient water use.\u003c\/p\u003e\u003cp\u003eCare for the valve by avoiding harsh cleaners on exposed surfaces and following standard maintenance practices for plumbing components.\u003c\/p\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 toilets is this valve kit compatible with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Designed for Kohler Class 5 toilets; verify shank color—grey indicates GP1138930, black indicates GP1083167.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What benefits does Silent Fill technology offer?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: A quieter tank refill experience, with adjustable inserts to tailor fill speed and water use.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Kohler","offers":[{"title":"Default Title","offer_id":53093566021743,"sku":"B003MH314U","price":29.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0598\/3087\/files\/kohler-silent-fill-valve-kit-package.jpg?v=1778773519","url":"https:\/\/taskholt.com\/products\/kohler-silent-fill-toilet-valve-kit-gp1138930-adjustable-fill-rate-inserts","provider":"TaskHolt","version":"1.0","type":"link"}