


Top Features at a Glance
- Two glasses in the box, made for sharing
- Automatic filling and instant heat-up
- Works with concentrates, 510 thread cartridges and dry herb
- Four heat settings: 2.5V, 3.0V, 3.5V and 4.0V
- Dishwasher-safe glass
- Removable food-grade silicone diffuser
- Works with every Zenco glass
- 1-year limited warranty
About the Zenco Duo Vaporizer
The Zenco Duo is the version of the Zenco built for sharing. You get the Zenco base plus two Duo glasses, so you and a friend can each have your own glass instead of passing one back and forth. It’s the setup Zenco recommends for casual, social sessions. Bring it out when friends are over and you’re all sipping from your own glass.
The base fills the glass with vapour automatically and heats up instantly, so there’s no waiting around. It works with concentrates, 510 thread cartridges and dry herb, and four heat settings let you choose between a smoother draw at lower settings and stronger vapour at higher ones.
It’s also easy to expand. Every Zenco glass fits the same base, so you can add a Flow water glass, Cafe glasses or other styles later without buying a new device.
Specs
- Works with: Concentrates, 510 thread cartridges and dry herb
- Heat settings: 2.5V, 3.0V, 3.5V and 4.0V
- Heat-up: Instant
- Filling: Automatic
- Glass: Two Duo glasses, dishwasher-safe
- Diffuser: Removable, food-grade silicone
- Coils: Replaceable vapour coils, with two included
- Charging: USB charger included
- Glass compatibility: Works with all Zenco glassware
- Warranty: 1-year limited warranty
What’s Included in the Box
- 1 x Zenco base
- 2 x Duo glasses
- 2 x Vapour coils
- 1 x Concentrate scoop
- 1 x Cleaning brush
- 1 x USB charger
- Removable food-grade silicone diffuser
Buy the Zenco Duo in Canada
Canadian Vaporizers is an authorized Zenco dealer, so every Zenco Duo we sell is genuine and covered by Zenco’s 1-year limited warranty. Check current availability above. Orders over $99 ship free from our warehouses across Canada, and every order arrives in discreet packaging.
Everything Else You Need to Know About the Zenco Duo
Build Quality and Materials
The Duo pairs the Zenco base with two glass cups. The glasses are dishwasher-safe, so cleanup is simple. Each one has a removable food-grade silicone diffuser that you can take out for cleaning or replace. The coils are replaceable too, so worn parts are easy to swap without replacing the device.
How does it work?
- Install a vapour coil. Zenco coils swap in seconds with no tools.
- Load your concentrate with the included scoop, or connect a 510 thread cartridge. You can also use dry herb.
- Choose one of the four heat settings.
- Set a Duo glass on the base. The Zenco heats up instantly and fills the glass with vapour automatically.
- Sip the vapour from the glass, then pass the second glass to a friend.
Pros and Cons
Pros
- Two glasses for sharing
- Automatic filling and instant heat-up
- Works with concentrates, 510 carts and dry herb
- Dishwasher-safe glass
- Works with every Zenco glass style
Cons
- No water filtration with the Duo glasses (the Flow glass adds this)
- Voltage settings instead of exact temperatures
Temperature Settings
The Duo has four voltage settings: 2.5V, 3.0V, 3.5V and 4.0V. The lower settings give a smoother draw, and the higher settings give more intense vapour. Start low and work your way up to find what you like.
Features That Stand Out
- Built for sharing: Two glasses in the box, so everyone gets their own.
- Automatic filling: The base fills the glass for you.
- Three ways to use it: Concentrates, 510 thread cartridges or dry herb.
- Interchangeable glass: Every Zenco glass fits the same base, so you can change up your setup any time.
Cleaning and Maintenance
The Duo glasses are dishwasher-safe, which makes cleaning easy. Remove the silicone diffuser before cleaning, and use the included brush on the base. When a coil wears out, swap in a fresh one. Replacement coils come in packs of five.
Accessories And Parts That Fit
- Zenco Duo Glassware (Pack of 2): Replacement or extra Duo glasses.
- Zenco Flow Glassware: Adds water filtration to your Duo.
- Zenco Cafe Glassware: A set of two glasses designed to fit comfortably in your hand.
- Zenco Fusion Glassware: The glass from the Zenco Fusion.
- Zenco Twenties Collection Snifter (Pack of 2): Another glass style that fits the same base.
- Zenco Quartz Coil Replacements (5-Pack): Quartz Triple Coils for quick heat-up and consistent performance.
- Zenco Ceramic Coils (5-Pack): Ceramic coils for clean flavour and even heating.
Zenco Duo vs Zenco Flow
The Duo and the Flow use the exact same base. The only difference is the glass. The Duo comes with two glasses you sip from, which makes it great for sharing and casual sessions. The Zenco Flow comes with one double-chamber water glass that filters the vapour through water, so heavy concentrate users and anyone with sensitive lungs will get smoother hits. Zenco’s own advice is that the best setup is having both styles: a glass to sip and a Flow glass to rip.
Zenco Duo vs Zenco Uno
The Zenco Uno comes with one glass, while the Duo comes with two. If you mostly vape on your own, the Uno is all you need. If you like to share, the Duo gives everyone their own glass.
Zenco Duo vs Zenco Fusion
The Zenco Fusion comes with a single Fusion glass that Zenco designed for liquid integration with your vapour. The Duo comes with two standard glasses for sharing. Since all Zenco glass is interchangeable, you can always add the other style later.
Where This Fits in Your Setup
The Zenco Duo is a great centrepiece for nights at home with friends. It also works well for anyone who likes to switch between concentrates, carts and dry herb with one device. If you want smoother, water-filtered hits too, add a Flow glass.
Our Take
The Zenco Duo is one of the easiest ways to share a session. Automatic filling means nobody has to learn a technique, and having two glasses keeps things social. If you mostly take big hits of strong concentrates, the Flow’s water glass is the better fit. For casual sessions with friends, the Duo is the one to get.
Warranty
The Zenco Duo is covered by a 1-year limited warranty from Zenco. Because we’re an authorized Zenco dealer, your Duo qualifies for full coverage.
FAQs
What is the Zenco Duo?
The Zenco Duo is a vapour cup vaporizer that automatically fills a glass with vapour you sip from. It comes with two glasses for sharing and works with concentrates, 510 thread cartridges and dry herb.
What’s the difference between the Zenco Duo and Zenco Flow?
They use the same base. The Duo comes with two glasses you sip from, and the Flow comes with one water glass that filters the vapour for smoother hits.
What’s the difference between the Zenco Uno and Duo?
The Uno comes with one glass, and the Duo comes with two so you can share.
Can I use dry herb in the Zenco Duo?
Yes. The Zenco Duo works with dry herb, concentrates and 510 thread cartridges.
Does the Zenco Duo work with 510 carts?
Yes. It’s compatible with 510 thread cartridges.
Can I use other Zenco glasses with the Duo?
Yes. All Zenco glassware is interchangeable, so the Flow, Cafe, Fusion and other Zenco glasses all fit the Duo base.
Is the Zenco Duo glass dishwasher-safe?
Yes. The glass is dishwasher-safe. Remove the silicone diffuser before washing.
What heat setting should I use on the Zenco Duo?
Start at 2.5V or 3.0V for a smoother draw, and move up to 3.5V or 4.0V for more intense vapour.
Where can I buy the Zenco Duo in Canada?
Canadian Vaporizers is an authorized Zenco dealer and ships across Canada.

