Description
2-Pack RP19804 Bathtub & Shower Cartridge Filter Assembly — 1300/1400 Series
The 2-Pack RP19804 Cartridge Filter Assembly is a professional-grade replacement designed for 1300 and 1400 series bathtub and shower faucets. Whether you're a plumber stocking your service truck or a homeowner tackling a leaky shower, this two-pack ensures you have a spare on hand for the next repair. Built to exacting tolerances for smooth operation and drip-free performance.
Key Features
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Precision-Machined Brass: Internal cartridge body machined from lead-free brass for corrosion resistance and long service life.
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Ceramic Disc Technology: Smooth 1/4-turn operation with ceramic discs rated for 500,000+ cycles — no more hard-to-turn handles.
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Complete Assembly: Includes cartridge, seals, O-rings, and filter screen — everything needed for a complete rebuild.
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2-Pack Value: Two cartridges in one package — replace both hot and cold, or keep a spare for next time.
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Temperature Limit Stop: Adjustable limit stop prevents accidental scalding — important for homes with children or elderly.
Compatibility
| Series |
Models |
Application |
| 1300 Series |
RP19804, RP19803 |
Single-handle tub/shower |
| 1400 Series |
RP19804, RP32148 |
Single-handle tub/shower with pressure balance |
Frequently Asked Questions
Q: How do I know if I need to replace my shower cartridge?
A: Common signs include: dripping faucet when off, difficulty turning the handle, inconsistent water temperature, reduced water pressure, or water leaking from the handle area.
Q: Is this a DIY job or should I call a plumber?
A: For most homeowners with basic tools, replacing a shower cartridge is a 30-60 minute DIY job. You'll need a Phillips screwdriver, adjustable wrench, and pliers. Watch our installation guide linked below.
Q: Does this fit both hot and cold sides?
A: Yes. The RP19804 cartridge is a universal replacement for both hot and cold positions in 1300/1400 series single-handle valves.
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