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3 Steps Between You and Water You Actually Trust
It's not rocket science. It's just really, really good filtration.
Click a few buttons. Check out. Congratulations, you're basically a plumber now.
We pack it, ship it, and email you the tracking number so you can watch it travel like it's a pizza order.
Install it, flip the switch, and start drinking water that doesn't taste like a swimming pool. Set it and forget it.
Standard purified or mineral-boosted alkaline — switch instantly, whenever the mood (or the coffee) strikes. Every single line runs its own UV LED sterilizer, standing guard 24/7. Double the flow, double the protection. That's just how we do things.
The T4-A auto-flushes the system to keep things fresh around the clock — so every glass tastes like the first glass, not the "it's been sitting there" glass.
Try the T4-A in your own kitchen for 6 months. If it doesn't win you over, send it back. No interrogation, no fine print gymnastics — just the SoftPro Advantage doing what it's supposed to do.
Most old-school RO systems dump way more water down the drain than they actually give you to drink. The T4-A flips that script with a 2:1 pure-to-drain ratio — meaning way less waste, way more savings, every single day.
Tired of wondering what's actually in your water? You should be — and bottled water isn't the flex you think it is; it's just tap water in a costlier outfit.
Enter the Waterdrop T4-A. This 450GPD alkaline dual-flow RO system pulls double duty: it strips out the contaminants you don't want, then hands you the choice between crisp purified water or a mineral-boosted alkaline stream — on demand, at the tap.
No bulky tank eating your under-sink space. No settling for "good enough." Just clean water, your way, every time you turn the handle. Order the Waterdrop T4-A today and start drinking water you're actually proud of.
Reduced substances: TDS, PFOA, PFOS, Chlorine, Fluoride, Barium, Salt, Chromium-VI, Lead, Heavy metals, bad taste & odor, and more.
*Tested by a third-party lab — because "trust us" isn't a certification.
Whether you're a certified plumber or someone who just discovered what a wrench is — the T4-A goes in without drama. [Install Guides →]
$2,468.65 $1,367.00
$1,672.50 $1,097.00
$1,628.65 $967.00
$2,036.50 $1,517.00
Old RO setups can send more water down the drain than into your glass — brutal on your wallet and the planet. The T4-A's 2:1 pure-to-drain ratio minimizes how much water gets wasted getting you the clean water you actually paid for.
With genuinely smart engineering under the hood, the T4-A is ready to take on whatever's coming out of your tap. Here's what's doing the heavy lifting:
Auto-Flush: Never drink stale water. The system automatically flushes itself to keep every stream tasting fresh — no manual maintenance required to make that happen.
Dual UV LED Protection: Both the standard and alkaline lines run their own dedicated UV LED sterilizer, continuously disinfecting water on its way to your glass. Freshness, guarded around the clock.
Instant Stream Switch: Flip between standard purified and alkaline, mineral-enhanced water on demand — no waiting, no separate system, no fuss.
We process fast, ship from warehouses near you, and answer the phone with an actual human being — wild concept, we know. Welcome to the family.
The T4-A tackles contaminants head-on, so what comes out of your faucet is actually worth drinking.
The alkaline stream adds minerals back in for a smoother, richer taste — your coffee just leveled up.
No bulky tank hogging your cabinet. About 70% more under-sink space, reclaimed.
Skip the bottled water habit. The T4-A pays for itself in ways your wallet will notice.
Set it up once, forget it exists, and just keep drinking great water.
Here's an uncomfortable truth: the water coming out of your kitchen tap has probably been through a lot before it got there — chlorine treatment, aging pipes, whatever's dissolved along the way. You can't see most of it. That doesn't mean it's not there.
The Waterdrop T4-A isn't just another filter pitcher pretending to solve the problem. It's a 450GPD alkaline dual-flow reverse osmosis system — built for households who are done guessing what's actually in their glass.
Before you drop money on any filtration system, it helps to know what you're up against. Municipal water reports (usually free online from your city) will list contaminant levels — things like TDS (total dissolved solids), chlorine, fluoride, and heavy metals. A home water test kit works too if you want a quicker snapshot.
The point isn't to panic. It's to know your baseline, so you can actually judge whether your filtration is doing its job.
Reverse osmosis pushes water through a semi-permeable membrane fine enough to block dissolved solids, heavy metals, and other contaminants — while letting clean water through. What comes out isn't "conditioned" water. It's water with the junk physically removed. The T4-A takes that standard RO process and adds two upgrades most systems don't bother with:
Dual-Flow Output — instant switching between standard purified water and an alkaline, mineral-enhanced stream, right at the tap. No separate filter, no waiting.
Dual UV LED Sterilization — each line runs its own UV LED, continuously disinfecting water on its way out. Every stream, guarded, all the time.
Traditional RO systems lean on a bulky storage tank sitting under your sink, eating cabinet space and creating a spot where water can sit — and sitting water is exactly what invites secondary contamination.
The T4-A skips the tank entirely. That's about 70% more under-sink space back in your life, and water that's filtered on-demand instead of stored and waiting around.
A lot of older RO systems are shockingly wasteful — dumping several gallons down the drain for every gallon they actually purify. The T4-A's 2:1 pure-to-drain ratio flips that math, cutting down dramatically on wasted water without cutting corners on filtration.
The T4-A is tested by a third-party lab and reduces TDS, PFOA, PFOS, chlorine, fluoride, barium, salt, chromium-VI, lead, heavy metals, and bad taste & odor. That's not marketing copy — that's a certification with a paper trail.
Taste — Chlorine and other off-flavors disappear. Coffee, tea, and cooking water taste noticeably cleaner, especially on the alkaline stream.
Peace of mind — You stop wondering what's actually coming out of the tap, because you already know.
Your wallet — Bottled water adds up fast. A one-time system cost beats a never-ending case-of-water habit.
The T4-A ships ready to install without a specialist:
Most homeowners, handymen, and plumbers get it installed in a few hours. SoftPro's US-based support team is available by phone, video, and chat throughout — at no extra charge.
It's a fair question. Basic carbon filters (pitcher filters, faucet attachments) reduce chlorine taste and odor, but they don't touch dissolved solids, heavy metals, or a long list of other contaminants the way RO does.
Reverse osmosis (T4-A) physically removes dissolved contaminants at a level basic carbon filtration simply can't match — plus you get the option to add minerals back in through the alkaline stream. It's the more thorough answer for households that want real peace of mind about what's coming out of the tap.
Basic carbon filtration is cheaper and simpler, but it's a lighter-duty solution — fine for taste and odor, not built for comprehensive contaminant reduction.
Once it's installed, the T4-A is mostly hands-off. Auto-flush keeps the system fresh without you lifting a finger. Filter replacement intervals vary by household water quality and usage — check your included manual for your system's specific schedule, and SoftPro's support team is always a call away if you're not sure.
SoftPro backs the T4-A with:
No complicated return process. No risk. Just results, or your money back.
The T4-A is the right call if:
![SoftPro™ Chlorine+ Carbon Whole House Water Filter to Remove PFAS, Chlorine, Chloramine & Pesticides [City Water Filters Series]](http://www.softprowatersystems.com/cdn/shop/files/SoftPro_Whole_House_Carbon_Filter_with_Spin_Down_Water_Filter.webp?v=1783547361&width=140)
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