How do I know when the seal needs replacing?

Replace it when you feel less resistance than usual during pressing, when air escapes around the plunger instead of pushing through the coffee, or when you notice coffee grounds getting past the seal and into your cup. Those signs mean the seal has compressed or worn enough that it no longer forms an airtight fit.

Will this fit the original plastic AeroPress?

No. This seal is sized for the glass AeroPress Premium, which has a different chamber diameter than the original plastic model. The two are not interchangeable.

How do I install the replacement seal?

Pull the old seal off the end of the plunger shaft. Line up the new seal and press it firmly onto the shaft until it sits flush. The fit is snug, so you may need to apply steady pressure to get it fully seated.

Is this silicone dishwasher safe?

Yes. LFGB-grade silicone withstands the heat and detergents in a dishwasher. You can also hand wash it with warm soapy water.

AeroPress Premium Seal

#2 in Coffee & Tea

silicone

The 3-second version

Restores proper pressure and extraction when the original seal wears down
Food-grade LFGB-certified silicone resists heat and coffee oils
Made specifically for the glass AeroPress Premium brewer
Only for glass AeroPress Premium
Not compatible with original AeroPress
Not compatible with AeroPress Go

Why it's on GiftsFeed

Replacement Silicone Seal for AeroPress Premium

Most coffee makers fail gradually—the basket warps, the carafe cracks, the heating element dies—and you replace the whole machine. AeroPress brewers fail at exactly one point: the plunger seal. When it wears out, pressure drops and extraction suffers, but the rest of the brewer is fine. This seal fixes that single failure point for a fraction of the cost of a new brewer. Worth it for anyone whose Premium still works except for the seal, pointless if you own a different AeroPress model.

Good gift when

Owners of the glass AeroPress Premium who notice reduced brewing pressure
People whose brewer has stopped creating a tight seal during pressing
Anyone seeing coffee grounds bypass the seal into the finished cup

Skip it if Only fits the glass AeroPress Premium model—it will not work with the original plastic AeroPress or the AeroPress Go, which have different chamber dimensions and plunger designs.

Specs

Material: Food-grade silicone
Certification: LFGB-grade
Compatibility: AeroPress Premium (glass model)
Part Type: Plunger seal

What's included

Replacement silicone plunger seal

If you're giving it

No sizing to guess

Ideal for someone who already owns an AeroPress Premium and uses it regularly.

The details

This replacement seal fits the plunger on AeroPress Premium brewers. Molded from food-grade silicone that meets LFGB standards, it restores the airtight fit that creates pressure during brewing. When the original seal wears down or loses its grip, this part returns your brewer to proper function.

The seal slips onto the end of the plunger shaft and forms a tight seal against the brewing chamber walls. That contact is what lets you build the pressure needed to push water through coffee grounds quickly and evenly. A worn seal allows air to escape and reduces extraction consistency.

Made specifically for the glass Premium model, this seal matches the chamber diameter and plunger design of that brewer. It will not fit the original plastic AeroPress or the AeroPress Go. Installation takes seconds—remove the old seal and press the new one into place.

Silicone holds up better than rubber to heat, oils, and repeated cleaning. LFGB certification means it has been tested for European food safety standards, which cover material purity and chemical migration. Replace the seal when you notice reduced resistance during pressing or when coffee grounds begin to bypass the seal and enter the finished cup.

AeroPress

AeroPress Premium Seal

Food-grade silicone plunger seal designed for the glass AeroPress Premium

$12.95at aeropress.com

Quantity

Buy from AeroPress

Ships and sold by AeroPress. About this merchant

The 3-second version

Restores proper pressure and extraction when the original seal wears down
Food-grade LFGB-certified silicone resists heat and coffee oils
Made specifically for the glass AeroPress Premium brewer
Only for glass AeroPress Premium
Not compatible with original AeroPress
Not compatible with AeroPress Go

Questions

How do I know when the seal needs replacing?: Replace it when you feel less resistance than usual during pressing, when air escapes around the plunger instead of pushing through the coffee, or when you notice coffee grounds getting past the seal and into your cup. Those signs mean the seal has compressed or worn enough that it no longer forms an airtight fit.
Will this fit the original plastic AeroPress?: No. This seal is sized for the glass AeroPress Premium, which has a different chamber diameter than the original plastic model. The two are not interchangeable.
How do I install the replacement seal?: Pull the old seal off the end of the plunger shaft. Line up the new seal and press it firmly onto the shaft until it sits flush. The fit is snug, so you may need to apply steady pressure to get it fully seated.
Is this silicone dishwasher safe?: Yes. LFGB-grade silicone withstands the heat and detergents in a dishwasher. You can also hand wash it with warm soapy water.