Product guide
Everything you need to know.
Overview, benefits & specifications
The Waterdrop T3-C is a 450 GPD tankless undersink reverse-osmosis system with an eight-stage filtration process and a mechanical faucet.
Key benefits
- 450 GPD capacity
- 8-stage filtration
- 0.0001 μm reverse-osmosis membrane
- 2:1 pure-to-drain ratio
- Smart filter-life alerts
- Tankless undersink or wall-mounted installation
Specifications
- Model: WD-T3-C
- Capacity: 450 GPD
- Filtration: 8 stages
- Pure-to-drain ratio: 2:1
- Dimensions: 13.39 × 6.22 × 17.95 in
- Weight: 19.12 lb
- Faucet: mechanical
- Certification: NSF/ANSI 372
- Indoor use; electricity required
What is included
- T3-C main unit
- T3-C filters
- Mechanical faucet
- Power adapter
- Red 1/4 in PE tubing
- Blue 1/4 in PE tubing
- Feed-water adapter
- Drain saddle
- Reference sticker
- Teflon tape
- Six lock clips
Replacement filters
- RT-CB: up to 12 months or 1,100 gallons
- RT-CF: up to 6 months or 550 gallons
- RT-RO: up to 24 months or 2,200 gallons
Installation and use
Install under the sink or wall-mount the system as described in the Waterdrop manual. Confirm feed-water, drain, power, tubing, clearance, and faucet-mounting requirements before use.
What’s included
System components, filters, connection hardware, and documentation vary by model. Refer to the “What is included” section above and confirm the package contents before installation.
Installation & use
Follow the included manufacturer manual. Confirm feed-water pressure, temperature, under-sink clearance, power availability where required, and local plumbing rules. Use a qualified installer whenever local codes require one.
Shipping
Available shipping services, cost, and estimated delivery dates are calculated at checkout. Inspect the package promptly after delivery and retain all packaging until installation is complete.
FAQ
How do I select the right system?
Compare installation location, rated capacity, filtration type, dimensions, and power requirements.
When should filters be replaced?
Replacement timing depends on model, water quality, and usage. Follow the system indicator and manufacturer schedule.
Can I install it myself?
Many systems are designed for straightforward installation, but professional installation is recommended when required by code or when plumbing modifications are needed.
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