Grenco Science is the brand behind the famous G Pen vaporizer range; considered to be some of the best portable vaporizers in the world today. They offer a wide range of premium dry herb, concentrate and e-liquid vaporizers to fit everyones budget - all with the same iconic blacked out design. If you want a real G Pen vaporizer, it’s probably not wise to buy it somewhere like Amazon, but instead at Grenco Science’s official web store. We're excited to be teamed up with Grenco Science directly to bring you exclusive discount codes and deals that can't be found anywhere else online! So check out the latest deals we've added below and save on one of the strongest vaporier brands in the game!
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Save 20% on almost all items at GPen.com when you enter the following coupon code at the checkout.... Read More
Save 20% on almost all items at GPen.com when you enter the following coupon code at the checkout. Works on 99% of vapes and accessories!
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Get $385 worth of G Pen products (1 herb vape, 1 concentrate vape, plus accessories) for just $150... Read More
Get $385 worth of G Pen products (1 herb vape, 1 concentrate vape, plus accessories) for just $150 with a G Pen Mystery Box at the official G Pen store!
Get an additional 2 FREE Tanks with your G Pen Connect when you order at the official G Pen store... Read More
Get an additional 2 FREE Tanks with your G Pen Connect when you order at the official G Pen store this month. Swap them over during sticky sessions!
Not only are all Cookies CBD Cartridges on sale with 30% off at the official G Pen store right now... Read More
Not only are all Cookies CBD Cartridges on sale with 30% off at the official G Pen store right now – they also each come with a FREE Gio Battery while stocks last!
Enter your email and phone number into the popup at the official G Pen store and they will send you... Read More
Enter your email and phone number into the popup at the official G Pen store and they will send you a text with a 10% off coupon code instantly for your next order!
The all-in-one portable vape with water filtration - Get 20% off the G Pen Roam vaporizer at the... Read More
The all-in-one portable vape with water filtration – Get 20% off the G Pen Roam vaporizer at the official G Pen store for a limited time only.
This vape comes with everything - except the high price tag. Save 40% on the multifunctional G Pen... Read More
This vape comes with everything – except the high price tag. Save 40% on the multifunctional G Pen Roam for a limited time only at the G Pen store.
Tranform your old bong into a portable electric dab rig. Get 15% off the G Pen Connect for the rest... Read More
Tranform your old bong into a portable electric dab rig. Get 15% off the G Pen Connect for the rest of this month only at the official G Pen store.
Pick up the G Pen Dash for just $49.95 (28% off) in the official Grenco Science store's Holiday... Read More
Pick up the G Pen Dash for just $49.95 (28% off) in the official Grenco Science store’s Holiday Sale for the rest of this month only.
The entire G Pen catalog just went on sale with 50% off everything in the official G Pen store's... Read More
The entire G Pen catalog just went on sale with 50% off everything in the official G Pen store’s Holiday Sale. Buy direct and get it for less!
The official G Pen store is the only place you need to be shopping for a G Pen Vaporizer this Black... Read More
The official G Pen store is the only place you need to be shopping for a G Pen Vaporizer this Black Friday – They’ve got 60% off everything with new deals every day!
Grab Grenco Science's best selling G Pen Elite Vaporizer for only $69.95 (42% off) in the official... Read More
Grab Grenco Science’s best selling G Pen Elite Vaporizer for only $69.95 (42% off) in the official G Pen Store’s Black Friday Sale this week only.
We have over 71 G Pen discounts in total listed, including 3 coupon codes and 31 money saving offers!
You can currently save up to 20% with our G Pen coupon codes and deals!
Since we're the leading cannabis discount site, you'll definitely find more G Pen coupon codes here than anywhere else online!