Grohe Ceramic Cartridge - 45887000
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eBayGrohe Carbodur Headpart 3/4"" Ceramic Valve 1/4 Turn Clockwise Open - 45887000
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Product Information
Full details
The Grohe Ceramic Cartridge (45887000) is an essential maintenance component for homeowners and professional plumbers seeking to restore or maintain Grohe 3/4-inch wall-mounted and Roman tub valves. Engineered with durable ceramic sealing disks, it provides a smooth, reliable 1/4-turn operation for cold water applications, though users must note it is specifically designed for cold-side use and is not interchangeable with hot-side cartridges.
All features
| Model Part Number | 45887000 |
|---|---|
| Brand | Grohe |
Extended Product Information
FAQs
Can I use this for the hot water side?
No, this specific cartridge (45887000) is engineered for cold water applications.
Does this cartridge fit 1/2-inch valves?
No, this is specifically designed for 3/4-inch Grohe wall-mounted and Roman tub valves.
Is the installation difficult for a DIYer?
It is a standard plumbing replacement, but it requires basic plumbing knowledge and the correct tools to avoid damaging the valve body.
What is the warranty period?
The product comes with a 5-year manufacturer's warranty.
How often should this cartridge be replaced?
There is no set schedule; however, if you notice dripping or increased friction when turning the handle, it is likely time for a replacement.
Troubleshooting
Handle is stiff to turn
Check if the retaining nut is tightened too much or if mineral deposits have accumulated around the stem.
Faucet continues to drip after installation
Ensure there is no debris left in the valve seat and that the cartridge is seated correctly in the housing.
Pros and Cons
Pros
- Durable ceramic construction resists wear over time
- Smooth 1/4-turn operation for precise control
- High-quality German engineering standards
- Includes a 5-year manufacturer's warranty for peace of mind
Cons
- Specifically designed for cold water only
- Not compatible with 1/2-inch valve systems
- Requires professional-grade tools for proper installation
Setup, Compatibility & Care
Before installation, ensure the water supply is turned off completely at the main valve to prevent accidental spraying. You will need an adjustable wrench and potentially a cartridge removal tool specific to Grohe valves.
- Remove the handle trim to expose the cartridge nut.
- Use a wrench to loosen the valve nut carefully.
- Pull the old cartridge out and inspect the valve body for debris.
- Insert the new 45887000 cartridge, ensuring it aligns with the valve's internal notches.
- Tighten the nut firmly, but avoid over-torquing, which could damage the ceramic disks.
To maintain the longevity of the cartridge, avoid using abrasive chemical cleaners directly on the valve stem. If you reside in an area with hard water, consider installing a water softener to prevent mineral accumulation on the ceramic sealing surfaces.