Toto DIVERTER HOUSING THP4639...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$3.71
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Toto DIVERTER HOUSING THP4639

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Model: THP4639

In Stock (leaves warehouse same day if ordered before 3pm ET)

$3.71
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O-RING

Manufacturer Resources

Product Specs

Product Group:
Washroom/Bath Accessories
Product Subgroup:
Parts and Accessories
Product Type:
o-ring
Parts and Accessories Type:
O-Ring
Department:
Plumbing

TOTO THP4639 – Frequently Asked Questions

1) What exactly is TOTO part THP4639?
THP4639 is a TOTO diverter housing O-ring, a replacement seal used in the diverter assembly of a TOTO tub/shower valve. It is a service part, not a complete diverter or trim kit, so order it when the existing seal is worn and the diverter is leaking or passing water between outlets.
2) Is TOTO THP4639 a single O-ring or the whole diverter cartridge?
It is the O-ring only. If the diverter stem or cartridge itself is damaged, the seal alone will not fix it, and you will need the corresponding TOTO diverter repair part instead.
3) How do I make sure I get the right TOTO diverter O-ring for my valve?
Order by the TOTO part number stamped in the service literature for your valve. This one is THP4639. TOTO diverter O-rings are sized to specific valve bodies and are not interchangeable across series, so matching the THP number rather than measuring the old ring is the reliable way to buy.
How fast can I get the TOTO THP4639 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the TOTO THP4639 come with a warranty?
Absolutely. The TOTO THP4639 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the TOTO THP4639?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the TOTO THP4639 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.