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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
Sustainable FSC-certified paper packaging
Never stop trying
The CONE version aligns seamlessly with the Graycano Dripper's Lava grooves
Insert a filter and rinse thoroughly to ensure full contact
BOOSTER 63 SPECIALTY COFFEE FILTERS Sustainable FSC-certified paper packagingBOOSTER 63 Precision Flow Tool for Immersion & Press Brewing BOOSTER 63 is a precision engineered stainless steel mesh disc designed to increase extraction strength, optimize drawdown flow, and deliver stable, repeatable brews in immersion and press brewing systems. Positioned between the filter and the brewer, BOOSTER 63 increases contact points under the coffee bed, improving flow dynamics and extraction efficiency. The result is faster drawdowns,
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