Hidnvefen
0 ratings
Flush Valve Seal for Kohler, Canister Flush Valve Toilet Tank Gasket Replacement Parts Compatible Kohler K-GP1059291 K-4436, Upgraded Silicone Material Toilet Repair Kit Inside Tank, 2Pcs
genuine image
Flush Valve Seal for Kohler, Canister Flush Valve Toilet Tank Gasket Replacement Parts Compatible Kohler K-GP1059291 K-4436, Upgraded Silicone Material Toilet Repair Kit Inside Tank, 2Pcs
Restore your toilet's quiet operation, improve flush pressure, and avoid those high monthly water bills with our Kohler toilet parts.
Flush Valve Seal for Kohler, Canister Flush Valve Toilet Tank Gasket Replacement Parts Compatible Kohler K-GP1059291 K-4436, Upgraded Silicone Material Toilet Repair Kit Inside Tank, 2Pcs
Item #: 88279947

Flush Valve Seal for Kohler, Canister Flush Valve Toilet Tank Gasket Replacement Parts Compatible Kohler K-GP1059291 K-4436, Upgraded Silicone

Item #: 88279947

IMP 14

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store
Order now and get it around Tuesday, July 28
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
Restore your toilet's quiet operation, improve flush pressure, and avoid those high monthly water bills with our Kohler toilet parts.
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Upgraded Silicone Material
Crafted from high-quality silicone, this seal offers exceptional durability and flexibility, ensuring long-lasting performance and preventing leaks for a reliable toilet operation.
Easy Installation
Designed for straightforward installation, these replacement gaskets simplify the repair process, enabling users to quickly restore their toilet functionality without the need for professional help.
Compatible Design
Specifically compatible with Kohler models, this seal guarantees a perfect fit for K-GP1059291 and K-4436, providing peace of mind that it will function effectively in your toilet system.

Product Details

Shop Flush Valve Seal for Kohler, Canister Flush Valve Toilet Tank Gasket Replacement Parts Compatible Kohler K-GP1059291 K-4436, Upgraded Silicone Material Toilet Repair Kit Inside Tank, 2Pcs online at a best price in Isle of Man. B0CWSWFLJ4

Who Should Buy?

Suitable For
  • DIY Homeowners

    Ideal for those who prefer to conduct their own home repairs, ensuring cost savings and hassle-free installation.

  • Kohler Toilet Owners

    Compatible with specific Kohler models, perfect for users needing reliable replacement parts to maintain their toilets.

  • Maintenance Professionals

    Useful for plumbers and technicians seeking high-quality replacement seals for efficient toilet repairs and installations.

Not Suitable For
  • Non-Kohler Users

    Not suitable for toilets from brands other than Kohler, leading to compatibility issues and ineffective repairs.

Product Description

Flush Valve Seal for Kohler, Canister Flush Valve Toilet Tank Gasket Replacement Parts Compatible Kohler K-GP1059291 K-4436, Upgraded Silicone Material Toilet Repair Kit Inside Tank, 2Pcs

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the Flush Valve Seal for Kohler, Canister Flush Valve Toilet Tank Gasket?

    Answer: The Flush Valve Seal is a crucial part of your Kohler toilet's flushing system. It fits within the canister flush valve assembly and helps ensure a watertight seal when the tank refills after a flush. This replacement part is specifically compatible with Kohler models K-GP1059291 and K-4436, providing an upgraded silicone design that enhances durability and performance. If you're experiencing leaks or inconsistent flushing, replacing the seal can restore optimal function, ensuring your toilet operates smoothly.
  • Question: How can I tell if my Flush Valve Seal needs replacement?

    Answer: Signs that your Flush Valve Seal needs replacement include water pooling around the base of your toilet tank, insufficient water in the bowl after flushing, or a continuous running toilet. If you notice any of these issues, it's likely time to replace the seal. Regular maintenance is essential to prevent water waste and ensure efficient toilet operation. Replacing the seal with the upgraded silicone version can provide improved longevity, making it a smart choice to maintain your toilet's performance.
  • Question: What are the benefits of using upgraded silicone for the Flush Valve Seal?

    Answer: Upgraded silicone material used in the Flush Valve Seal offers superior resistance against wear, temperature fluctuations, and degradation from water chemicals. This ensures a longer-lasting seal compared to traditional rubber seals, leading to less frequent replacements and improved toilet efficiency. Additionally, silicone provides better flexibility and adaptability, creating a more secure fit within the canister flush valve assembly. If you're looking for reliable and durable performance, opting for silicone is highly recommended.
  • Question: Can I install the Flush Valve Seal myself?

    Answer: Yes, the installation of the Flush Valve Seal is a DIY-friendly process. Typically, it requires minimal tools, and with some basic plumbing knowledge, you can replace the seal yourself. Start by turning off the water supply to the toilet and draining the tank. Remove the canister flush valve assembly to access the old seal, and then replace it with the new silicone seal. Ensure a strong fit and reassemble the components. Following these steps can help you resolve toilet issues quickly and efficiently.
  • Question: How long can I expect the Flush Valve Seal to last?

    Answer: The lifespan of a Flush Valve Seal can vary significantly based on water quality, frequency of use, and environmental conditions. However, the upgraded silicone version is designed to last longer than traditional rubber seals, often exceeding several years when properly maintained. Regular inspections can help you identify the early signs of wear and replace the seal proactively, minimizing disruptions to your toilet's function and ensuring efficient operation over time.
  • Question: Are there compatibility issues with other toilet brands?

    Answer: The Flush Valve Seal is specifically designed for Kohler models such as K-GP1059291 and K-4436. While it may fit some other toilets with similar canister valve systems, compatibility is not guaranteed for all brands due to variations in design and dimensions. Always check your toilet’s specifications before purchasing to ensure a proper fit. Using a seal that is not designed for your particular model could result in leaks or improper flushing.
  • Question: What should I do if my toilet continues to leak after replacing the seal?

    Answer: If your toilet continues to leak after replacing the Flush Valve Seal, first check that the seal was installed correctly and securely. Ensure that no debris is present in the valve assembly that could cause a poor fit. If the problem persists, there may be additional issues with the canister valve itself or other components within the toilet system. It may be beneficial to consult a plumbing professional for a thorough assessment to avoid further damage and ensure proper repairs.
  • Question: Where can I buy the Flush Valve Seal for Kohler?

    Answer: You can purchase the Flush Valve Seal for Kohler at Ubuy in Isle of Man. Ubuy offers a wide selection of plumbing parts and accessories, ensuring you can find the right replacement for your Kohler toilet. When shopping at Ubuy, you'll have access to detailed product descriptions and customer reviews, making it easier for you to make an informed purchase decision.
  • Question: What materials are used in the Flush Valve Seal for Kohler?

    Answer: The Flush Valve Seal for Kohler is primarily made from upgraded silicone, which is known for its resilience and durability. This material choice is important as it withstands varying temperatures and resists deterioration from exposure to water and cleaning chemicals. By using silicone, the seal can provide a better performance over time compared to conventional rubber seals. This will enhance the overall efficiency of your toilet, reducing maintenance needs and providing a reliable flushing experience.
  • Question: Is a Flush Valve Seal the same as a toilet tank gasket?

    Answer: While both the Flush Valve Seal and toilet tank gaskets serve similar purposes in preventing leaks and maintaining a proper seal, they are not the same. The Flush Valve Seal typically sits within the flush valve assembly, while a toilet tank gasket seals the connection between the tank and the bowl. Each part must be checked and replaced as needed to ensure the toilet operates efficiently without leaks. Understanding the differences will help in maintaining your toilet's performance.

Hidnvefen Toilet Flush Valves Editorial Review

The 2Pcs Canister Flush Valve Seal for Kohler has garnered a positive reception among customers, primarily lauding its ease of installation and effectiveness. Many users, regardless of their plumbing expertise, have found the product straightforward to use, completing installations in mere minutes. One customer even highlighted the stark contrast between this product and a well-known brand, noting difficulties with the latter due to its stiffness and difficulty in fitting. The gasket's design has been praised for its perfect fit, ensuring a reliable seal without leaks. However, not all reviews are completely favorable, as there are mentions of discrepancies with received items, such as only receiving one seal instead of the advertised two, and some users feeling that a level of plumbing knowledge is still necessary for optimal results. Overall, the 2Pcs Canister Flush Valve Seal is seen as a user-friendly solution for toilet maintenance, particularly for those who might not have extensive plumbing experience. **

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Pros

  • Easy and quick installation (often completed in minutes)
  • Effective sealing capability with no leaks reported
  • Positive user experience even for non-experts

Cons

  • Some users received fewer pieces than advertised

Platform Trust & Buyer Confidence

trustpilot logo
4.3/5 9,000 + reviews
Read reviews
MT
Mohd
Verified buyer

“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer

“Accurate delivery timing given”

16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer

“Not madly expensive like I thought, and much quicker than promised.”

15 June 2026 · via Trustpilot
LM
Leila
Verified buyer

“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”

6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer

“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

IMP 14

Order now and get it around Tuesday, July 28

QTY:

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • Prevents or stops Kohler toilet flush valve leaks.
  • Restores quiet operation and improves flush pressure.
  • Avoids high monthly water bills.
  • Quick and easy installation without plumbing skills.
  • Made from premium silicone for durability.
  • Compatible with Kohler K-GP1059291 and K-4436 parts.

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.