Description
Product Overview
The Kohler GP800881 faucet cartridge is engineered as a precise replacement for the K-8304 pressure‑balance valve, delivering a seamless fit and reliable operation. Constructed from high‑grade plastic with a brass‑finished exterior, the cartridge combines lightweight durability with a premium aesthetic that matches a wide range of bathroom and kitchen fixtures. Integrated double seals provide an extra layer of protection against leaks, ensuring a watertight seal even in homes with aggressive water chemistry.
Measuring 7.25 x 4.75 x 3 inches, the cartridge’s compact form factor allows easy installation in confined spaces without sacrificing performance. The FIP (Female Iron Pipe) inlet and outlet connections simplify the plumbing process, reducing the need for additional adapters or fittings. With a weight of just 0.32 ounces, the component is easy to handle, yet its robust construction stands up to daily use, resisting wear and corrosion over time.
Beyond its functional attributes, the GP800881 cartridge reflects Kohler’s commitment to quality and sustainability. The material selection prioritizes recyclability, and the manufacturing process adheres to strict environmental standards. This genuine part carries the Kohler brand assurance, backed by a warranty that underscores confidence in its longevity and performance.
![[Product front view showing all components]](https://www.smartitems.store/wp-content/uploads/2026/06/04eed1452c284fc3a92c7c742ee13eeb.jpg)
Usage
This cartridge is intended for indoor faucet applications, specifically as a direct replacement for the Kohler K-8304 pressure‑balance valve. It excels in residential settings where consistent water temperature and pressure are essential, such as in showers, tubs, and kitchen sinks. The double‑seal design mitigates the risk of drips and leaks, making it an ideal choice for homeowners seeking a hassle‑free repair solution.
Installation is straightforward for both professional plumbers and DIY enthusiasts. The FIP connections align with standard plumbing codes, allowing the cartridge to be integrated into existing pipework without extensive modifications. Whether you are updating an aging faucet or addressing a sudden leak, the GP800881 provides a reliable, long‑term fix that restores functionality quickly.
Why Choose Us
Choosing the Kohler GP800881 cartridge means selecting a part that embodies precision engineering and brand heritage. Kohler’s reputation for delivering high‑performance plumbing components is reinforced by this cartridge’s seize‑resistant design, which performs reliably even in water with high mineral content. The integrated double seals reduce maintenance needs, offering peace of mind to users who value durability.
In addition to the product’s technical merits, Kohler provides responsive customer support and a clear warranty policy. Should any issues arise, owners can rely on knowledgeable service teams to assist with troubleshooting or replacement, ensuring that the investment remains protected. This comprehensive after‑sales service differentiates Kohler from generic alternatives, delivering added value beyond the physical product.
Key Features
- Durable plastic body with a brass‑finished exterior for a premium look and long‑lasting strength.
- Integrated double seals prevent leaks and extend the service life of the faucet.
- FIP inlet and outlet connections simplify installation and fit standard plumbing.
- Seize‑resistant design performs reliably in aggressive water conditions.
- Backed by Kohler’s warranty and dedicated customer support for peace of mind.
FAQ
Is the GP800881 cartridge compatible with all Kohler faucets?
The GP800881 is specifically designed as a replacement for the Kohler K-8304 pressure‑balance valve. It fits any faucet that originally uses this model, ensuring a direct and secure replacement without the need for additional adapters.
Can I install the cartridge myself, or do I need a professional?
Installation is user‑friendly for those with basic plumbing knowledge. The FIP connections align with standard pipe sizes, and the cartridge’s compact dimensions make it accessible in tight spaces. However, if you are uncertain about any step, consulting a licensed plumber is recommended.
What makes the double‑seal system better than a single seal?
The double‑seal system provides two independent barriers against water leakage. This redundancy not only reduces the chance of a leak developing over time but also enhances durability, especially in environments with hard water or frequent temperature fluctuations.
Does the cartridge come with any accessories?
The package includes the cartridge itself, ready for installation. No additional seals, gaskets, or tools are required, as the integrated double seals are built into the unit.
How long is the warranty for this Kohler cartridge?
Kohler offers a standard warranty that covers manufacturing defects and material failures. Specific warranty terms can be found on the product page or by contacting Kohler customer service for detailed information.




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