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This WASHLET adapter and thread extender is designed for use with select TOTO toilet models that require fill valve extension. This adapter has a 7/8 inch fill valve connection to extend the threads when access to the fill valve is limited. Connect the female end of the adapter to your fill valve and the male end to the WASHLET junction tee. Includes rubber gasket with screen filter.
- Fill valve extender for select TOTO toilets
- Extends the fill valve threads to connect the WASHLET tee
- 7/8 inch fill valve connection
- Includes rubber gasket with screen filter
- Constructed of durable engineering thermoplastic
Manufacturer Resources
Product Specs
- Product Group:
- Washroom/Bath Accessories
- Product Subgroup:
- Parts and Accessories
- Product Type:
- Parts
- Collection:
- Washlet
- Product Material:
- Plastic
TOTO 9AU321-A – Frequently Asked Questions
How fast can I get the TOTO 9AU321-A 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 9AU321-A come with a warranty?
Absolutely. The TOTO 9AU321-A 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 9AU321-A?
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 9AU321-A 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.