Uppon Clean™ Foaming Drain Cleaner · 500 ml
The one part of your sink you have never cleaned.
✅ Reaches the overflow hole a sponge can't
✅ Clears the smell at the source — not a cover-up
✅ Foam, not liquid — holds against the pipe wall
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What people say after the first can.
Foam, not liquid
Liquid runs straight down and out. Foam expands and holds against the pipe wall where the buildup actually is.
Reaches the overflow
Pressure pushes foam up through the overflow channel — the part no brush or sponge has ever touched.
Kind to pipes
Non-corrosive on PVC and metal. Safe to use as regular maintenance, not just in an emergency.
Works on the smell
The odor comes from what's coating the inside of the pipe. Remove the coating and the smell goes with it.
Foam, not liquid
Liquid runs straight down and out. Foam expands and holds against the pipe wall where the buildup actually is.
Reaches the overflow
Pressure pushes foam up through the overflow channel — the part no brush or sponge has ever touched.
Kind to pipes
Non-corrosive on PVC and metal. Safe to use as regular maintenance, not just in an emergency.
Works on the smell
The odor comes from what's coating the inside of the pipe. Remove the coating and the smell goes with it.
You clean the bowl. Nobody cleans the pipe.
A thick pink foam that expands through the whole trap — including the overflow hole a sponge can't reach. It clears hair, grease and soap scum, and takes the smell with it.
Every basin has a small hole near the rim. It's the overflow, and it drains into the same trap as everything else — toothpaste, hair, shaving foam, soap. It never dries out, and nothing you own can physically reach inside it.
That's usually where the smell is coming from. Not the bowl you scrub every week.
If your bathroom smells and you can't find the source, you're probably standing right next to it.
Three steps, thirty minutes,
no scrubbing.
Most of that time is the foam working on its own. You're hands-on for under a minute.
1. Shake and spray
Shake for about ten seconds. Lift out the drain stopper, turn the nozzle to open, press the can straight down into the drain and hold for three to seven seconds — until foam appears at the overflow hole.
About 30 seconds
2. Walk away
Don't rinse. The foam holds its shape against the pipe wall and keeps working on hair, grease and soap deposits while it sits there.
30 minutes, hands off
3. Rinse it through
Run the tap hard for a minute and watch what comes out. Turn the nozzle back to off and store the can upright.
About 1 minute
Slow drain, gone in half an hour
Water standing in the basin usually isn't a full blockage — it's a narrowed pipe. Years of buildup on the pipe wall leaves less and less room for water to move.
- Breaks down hair, grease, oil and soap scum
- Restores flow without a plunger or a snake
- Works on partial clogs before they become full ones
Strips the pipe wall, not the pipe
The foam lifts the greasy film that's been building on the inside of the pipe for years. That film is what catches the next piece of hair — clear it and clogs stop coming back as fast.
- Non-corrosive on PVC and metal pipes
- Safe for repeat use as monthly maintenance
- Won't damage the inner wall or shorten pipe life
The smell has a cause
Drain odor isn't the water. It's bacteria feeding on the organic layer coating the trap and the overflow channel. Remove that layer and there's nothing left to smell.
- Deals with the source instead of covering it
- Reaches the overflow channel, where damp never dries
- Leaves a light clean scent, not a perfume
One can, most of the drains in the house.
The nozzle seats into any standard household drain opening
Specifications
Net contents
500 ml / 16.91 fl oz
Format
Pressurized foaming can with a metered nozzle
Can dimensions
22 cm tall × 6.6 cm diameter
Shipping weight
520 g
Coverage
Roughly 8–10 treatments per can
Contact time
30 minutes, no rinsing in between
Pipe compatibility
PVC and metal household waste pipes
Shelf life
3 years unopened
Storage
Upright, nozzle closed, cool and dry, out of direct sun
Questions people ask
It's the small opening near the top rim of the basin, designed to stop the sink flooding if the tap is left running. It connects to the same drain pipe underneath. Because it's a narrow channel that stays damp and never gets cleaned, it collects a layer of buildup — and that's frequently what people are smelling when the basin itself looks spotless.
The formula is non-corrosive on PVC and metal household waste pipes, which is why it's suitable as regular maintenance rather than an emergency-only product. If you have older or unusual pipework — lead, or anything you're unsure about — check with a plumber first.
Once a month for a drain that's already flowing well. If you're dealing with a slow drain or a persistent smell, run it once a week for the first three weeks, then drop to monthly. Buildup returns gradually, so the point is to stay ahead of it rather than react to it.
It works on partial clogs and slow drainage. If the basin is holding standing water that won't move at all, clear the standing water first — the foam needs an open path to expand into. A fully solid blockage may need a plunger or a plumber.
If you're on a septic tank, check with your septic service before using any drain product, including this one. Every system is different and yours is worth a phone call.
Each treatment uses three to seven seconds of spray, so a 500 ml can gives you roughly eight to ten treatments. Used monthly on a single sink, that's most of a year.